Covis Drug Patent Portfolio

Covis owns 9 orange book drugs protected by 51 US patents with Rilutek having the least patent protection, holding only 1 patent. And Tudorza Pressair with maximum patent protection, holding 13 patents. Given below is the list of Covis's drug patents along with their expiration dates.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US10471075 Methods of reducing risk of preterm birth 02 May, 2036
Active
US11154562 Methods of reducing risk of preterm birth 02 May, 2036
Active
US11304962 Methods of reducing risk of preterm birth 02 May, 2036
Active
US9844558 Methods of reducing risk of preterm birth 02 May, 2036
Active
US9789257 Needle assisted injection device having reduced trigger force 11 Feb, 2034
Active
US11446440 Needle assisted injection device having reduced trigger force 21 Aug, 2031
Active
US10085974 Dosage and formulation 13 Mar, 2029
Active
US11000517 Dosage and formulation 13 Mar, 2029
Active
US8371292 Use of ciclesonide for the treatment of respiratory diseases 01 Feb, 2028
Active
US8051851 Inhaler for the administration of powdered pharmaceuticals, and a powder cartridge system for use with this inhaler 22 Apr, 2027
Active
US8021335 Prefilled syringe jet injector 04 Oct, 2026
Active
US11446441 Prefilled syringe injector 24 Jan, 2026 Expired
US8562564 Prefilled syringe jet injector 24 Jan, 2026 Expired
US9180259 Prefilled syringe jet injector 24 Jan, 2026 Expired
US9533102 Prefilled syringe jet injector 24 Jan, 2026 Expired
US9629959 Prefilled syringe jet injector 24 Jan, 2026 Expired
USRE46417 Quinuclidine derivatives and their use as muscarinic M3 receptor ligands 10 Feb, 2025 Expired
US6681768 Powder formulation disintegrating system and method for dry powder inhalers 07 Aug, 2022 Expired
US6767901 Ciclesonide contained pharmaceutical composition for application to mucosa 21 Oct, 2020 Expired
US8383611 Ciclesonide containing aqueous pharmaceutical composition 20 Oct, 2020 Expired
US6750226 Quinuclidine derivatives and their use as muscarinic M3 receptor ligands 05 Sep, 2020 Expired
US7078412 Quinuclidine derivatives and medicinal compositions containing the same 16 Jul, 2020 Expired
US10034867 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020 Expired
US10588895 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020 Expired
US7750023 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020 Expired
US8129405 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020 Expired
US9056100 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020 Expired
US9333195 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020 Expired
US6599498 Heat stable colloidal iron oxides coated with reduced carbohydrates and carbohdrate derivatives 08 Mar, 2020 Expired
US7553479 Heat stable colloidal iron oxides coated with reduced carbohydrates and uses thereof 08 Mar, 2020 Expired
US7871597 Polyol and polyether iron oxide complexes as pharmacological and/or MRI contrast agents 08 Mar, 2020 Expired
US8501158 Polyol and polyether iron oxide complexes as pharmacological and/or MRI contrast agents 08 Mar, 2020 Expired
US8591864 Polyol and polyether iron oxide complexes as pharmacological and/or MRI contrast agents 08 Mar, 2020 Expired
US8926947 Polyol and polyether iron oxide complexes as pharmacological and/or MRI contrast agents 08 Mar, 2020 Expired
USRE44846 Needle assisted jet injector 10 Aug, 2019 Expired
US6939559 Pharmaceutical composition for application to mucosa 21 Apr, 2019 Expired
US7235247 Pharmaceutical composition for application to mucosa 21 Apr, 2019 Expired
US6120752 Medicinal aerosol products containing formulations of ciclesonide and related steroids 13 May, 2018 Expired
US6264923 Medicinal aerosol formulation of ciclesonide and related compounds 13 May, 2018 Expired
US6080778 Methods for decreasing beta amyloid protein 23 Mar, 2018 Expired
US5916595 HMG co-reductase inhibitor 12 Dec, 2017 Expired
US6485748 Once daily pharmaceutical tablet having a unitary core 12 Dec, 2017 Expired
US5482934 Pregna-1,4-diene3,20-dione-16-17-acetal-21 esters, process for their preparation, composition, and methods for the treatment of inflammatory conditions 24 Oct, 2017 Expired
US6006745 Device for delivering an aerosol 28 Dec, 2016 Expired
US5840279 Pharmaceutical powder cartridge with integrated metering device and inhaler for powdered medicaments 21 Jun, 2016 Expired
US6071498 Inhaler for powdered medicaments 21 Jun, 2016 Expired
US5775321 Seal configuration for aerosol canister 07 Jul, 2015 Expired
US5683677 Medicinal aerosol formulations 04 Nov, 2014 Expired
US5605674 Medicinal aerosol formulations 25 Feb, 2014 Expired
US5527814 Use of 2-amino-6-(trifluoromethoxy)benzothiazole for obtaining a medicament for the treatment of amyotrophic lateral sclerosis 18 Jun, 2013 Expired
US6036942 Seal configuration for aerosol canister 30 Apr, 2013 Expired


Given below is the list of recent legal activities going on the following drug patents of Covis.

Activity Date Patent Number
Patent litigations
Payment of Maintenance Fee, 4th Year, Large Entity 28 Apr, 2025 US11154562
Payment of Maintenance Fee, 12th Year, Large Entity 17 Apr, 2025 US8562564
Payment of Maintenance Fee, 8th Year, Large Entity 17 Apr, 2025 US9789257
Expire Patent 31 Mar, 2025 US8383611
Correspondence Address Change 12 Dec, 2024 US11446440
Correspondence Address Change 12 Dec, 2024 US9789257
Correspondence Address Change 12 Dec, 2024 US9533102
Correspondence Address Change 12 Dec, 2024 US9180259
Correspondence Address Change 12 Dec, 2024 US11446441
Correspondence Address Change 12 Dec, 2024 US9629959
Correspondence Address Change 12 Dec, 2024 US8562564
Payment of Maintenance Fee, 4th Year, Large Entity 11 Nov, 2024 US11000517
Payment of Maintenance Fee, 4th Year, Large Entity 11 Nov, 2024 US11000517
Payment of Maintenance Fee, 8th Year, Large Entity 15 Oct, 2024 US9629959
Maintenance Fee Reminder Mailed 14 Oct, 2024 US8383611


Covis's Drug Patent Litigations

Covis's drugs have been subject to various legal proceedings, including patent litigations. The earliest legal proceeding was initiated on Nov 23, 2009, against patent number US8383611. The petitioner , challenged the validity of this patent, with Atsuhiro Nagano et al as the respondent. Click below to track the latest information on how companies are challenging Covis's patents.

Patent Proceeding Filing Date Status Respondent Petitioner
Patent litigations
US8383611 November, 2009 Decision
(22 Feb, 2011)
Atsuhiro Nagano et al


Covis Drug Patents' Oppositions Filed in EPO

Covis drug patents have faced multiple oppositions in the European Patent Office. The earliest opposition was filed on Sep 25, 2014, by Generics [Uk] Ltd (Trading As Mylan). This opposition was filed on patent number EP04766791A. Click below to reveal the latest opposition data.


Application Filing Date Opposition Party Legal Status
Patent litigations
EP19150366A Sep, 2022 Bandpay & Greuter Granted and Under Opposition
EP06719329A Oct, 2019 Bandpay & Greuter Patent maintained as amended
EP09719213A May, 2016 Generics (U.K.) Limited Granted and Under Opposition
EP09719213A May, 2016 Hexal AG Granted and Under Opposition
EP04766791A Sep, 2014 Generics [UK] Ltd (trading as Mylan) Patent maintained as amended


Covis's Family Patents

Covis drugs have patent protection in a total of 38 countries. It's US patent count contributes only to 32.7% of its total global patent coverage. 8 countries have all of their patents expired or invalidated which has opened up potential generic launch opportunities in these countries. Click below to unlock the full patent family tree.

Family Patents



Covis Drug List

Given below is the complete list of Covis's drugs and the patents protecting them.


1. Altoprev

Altoprev is protected by 3 patents, out of which all have expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US6080778 Methods for decreasing beta amyloid protein 23 Mar, 2018
(8 years ago)
Expired
US5916595 HMG co-reductase inhibitor 12 Dec, 2017
(8 years ago)
Expired
US6485748 Once daily pharmaceutical tablet having a unitary core 12 Dec, 2017
(8 years ago)
Expired

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Altoprev's drug page


2. Alvesco

Alvesco is protected by 9 patents, out of which 8 have expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US8371292 Use of ciclesonide for the treatment of respiratory diseases 01 Feb, 2028
(1 year, 10 months from now)
Active
US6120752 Medicinal aerosol products containing formulations of ciclesonide and related steroids 13 May, 2018
(7 years ago)
Expired
US6264923 Medicinal aerosol formulation of ciclesonide and related compounds 13 May, 2018
(7 years ago)
Expired
US5482934 Pregna-1,4-diene3,20-dione-16-17-acetal-21 esters, process for their preparation, composition, and methods for the treatment of inflammatory conditions 24 Oct, 2017
(8 years ago)
Expired
US6006745 Device for delivering an aerosol 28 Dec, 2016
(9 years ago)
Expired
US5775321 Seal configuration for aerosol canister 07 Jul, 2015
(10 years ago)
Expired
US5683677 Medicinal aerosol formulations 04 Nov, 2014
(11 years ago)
Expired
US5605674 Medicinal aerosol formulations 25 Feb, 2014
(12 years ago)
Expired
US6036942 Seal configuration for aerosol canister 30 Apr, 2013
(12 years ago)
Expired

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Alvesco's drug page


3. Duaklir Pressair

Duaklir Pressair is protected by 12 patents, out of which 9 have expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US10085974 Dosage and formulation 13 Mar, 2029
(2 years from now)
Active
US11000517 Dosage and formulation 13 Mar, 2029
(2 years from now)
Active
US8051851 Inhaler for the administration of powdered pharmaceuticals, and a powder cartridge system for use with this inhaler 22 Apr, 2027
(1 year, 25 days from now)
Active
USRE46417 Quinuclidine derivatives and their use as muscarinic M3 receptor ligands 10 Feb, 2025
(1 year, 1 month ago)
Expired
US6681768 Powder formulation disintegrating system and method for dry powder inhalers 07 Aug, 2022
(3 years ago)
Expired
US10034867 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020
(5 years ago)
Expired
US10588895 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020
(5 years ago)
Expired
US7078412 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020
(5 years ago)
Expired
US7750023 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020
(5 years ago)
Expired
US8129405 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020
(5 years ago)
Expired
US9056100 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020
(5 years ago)
Expired
US9333195 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020
(5 years ago)
Expired

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Duaklir Pressair's drug page


4. Feraheme

Feraheme is protected by 6 patents, out of which all have expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US6599498 Heat stable colloidal iron oxides coated with reduced carbohydrates and carbohdrate derivatives 08 Mar, 2020
(6 years ago)
Expired
US7553479 Heat stable colloidal iron oxides coated with reduced carbohydrates and uses thereof 08 Mar, 2020
(6 years ago)
Expired
US7871597 Polyol and polyether iron oxide complexes as pharmacological and/or MRI contrast agents 08 Mar, 2020
(6 years ago)
Expired
US8501158 Polyol and polyether iron oxide complexes as pharmacological and/or MRI contrast agents 08 Mar, 2020
(6 years ago)
Expired
US8591864 Polyol and polyether iron oxide complexes as pharmacological and/or MRI contrast agents 08 Mar, 2020
(6 years ago)
Expired
US8926947 Polyol and polyether iron oxide complexes as pharmacological and/or MRI contrast agents 08 Mar, 2020
(6 years ago)
Expired

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Feraheme's drug page


5. Makena (autoinjector)

Makena (autoinjector) is protected by 13 patents, out of which 6 have expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US10471075 Methods of reducing risk of preterm birth 02 May, 2036
(10 years from now)
Active
US11154562 Methods of reducing risk of preterm birth 02 May, 2036
(10 years from now)
Active
US11304962 Methods of reducing risk of preterm birth 02 May, 2036
(10 years from now)
Active
US9844558 Methods of reducing risk of preterm birth 02 May, 2036
(10 years from now)
Active
US9789257 Needle assisted injection device having reduced trigger force 11 Feb, 2034
(7 years from now)
Active
US11446440 Needle assisted injection device having reduced trigger force 21 Aug, 2031
(5 years from now)
Active
US8021335 Prefilled syringe jet injector 04 Oct, 2026
(6 months from now)
Active
US11446441 Prefilled syringe injector 24 Jan, 2026
(2 months ago)
Expired
US8562564 Prefilled syringe jet injector 24 Jan, 2026
(2 months ago)
Expired
US9180259 Prefilled syringe jet injector 24 Jan, 2026
(2 months ago)
Expired
US9533102 Prefilled syringe jet injector 24 Jan, 2026
(2 months ago)
Expired
US9629959 Prefilled syringe jet injector 24 Jan, 2026
(2 months ago)
Expired
USRE44846 Needle assisted jet injector 10 Aug, 2019
(6 years ago)
Expired

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Makena (autoinjector)'s drug page


Explore Our Curated Drug Screens

Drugs Generating Over $1 Billion in Annual Revenue
Explore the top-performing drugs that dominate the pharmaceutical industry
View List
NCE-1 Patent Expiry in the Next 1 Year
Identify opportunities as new chemical entity (NCE-1) patents approach expiry
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Recently Granted Patents in EP
Find the opportunity to file Oppositions
View List

6. Omnaris

Omnaris is protected by 6 patents, out of which 5 have expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US8371292 Use of ciclesonide for the treatment of respiratory diseases 01 Feb, 2028
(1 year, 10 months from now)
Active
US6767901 Ciclesonide contained pharmaceutical composition for application to mucosa 21 Oct, 2020
(5 years ago)
Expired
US8383611 Ciclesonide containing aqueous pharmaceutical composition 20 Oct, 2020
(5 years ago)
Expired
US6939559 Pharmaceutical composition for application to mucosa 21 Apr, 2019
(6 years ago)
Expired
US7235247 Pharmaceutical composition for application to mucosa 21 Apr, 2019
(6 years ago)
Expired
US5482934 Pregna-1,4-diene3,20-dione-16-17-acetal-21 esters, process for their preparation, composition, and methods for the treatment of inflammatory conditions 24 Oct, 2017
(8 years ago)
Expired

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Omnaris's drug page


7. Rilutek

Rilutek is protected by 1 patent, which has expired already. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US5527814 Use of 2-amino-6-(trifluoromethoxy)benzothiazole for obtaining a medicament for the treatment of amyotrophic lateral sclerosis 18 Jun, 2013
(12 years ago)
Expired

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Rilutek's drug page


8. Tudorza Pressair

Tudorza Pressair is protected by 13 patents, out of which 10 have expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US10085974 Dosage and formulation 13 Mar, 2029
(2 years from now)
Active
US11000517 Dosage and formulation 13 Mar, 2029
(2 years from now)
Active
US8051851 Inhaler for the administration of powdered pharmaceuticals, and a powder cartridge system for use with this inhaler 22 Apr, 2027
(1 year, 25 days from now)
Active
USRE46417 Quinuclidine derivatives and their use as muscarinic M3 receptor ligands 10 Feb, 2025
(1 year, 1 month ago)
Expired
US6681768 Powder formulation disintegrating system and method for dry powder inhalers 07 Aug, 2022
(3 years ago)
Expired
US6750226 Quinuclidine derivatives and their use as muscarinic M3 receptor ligands 05 Sep, 2020
(5 years ago)
Expired
US7078412 Quinuclidine derivatives and medicinal compositions containing the same 16 Jul, 2020
(5 years ago)
Expired
US10034867 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020
(5 years ago)
Expired
US10588895 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020
(5 years ago)
Expired
US9056100 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020
(5 years ago)
Expired
US9333195 Quinuclidine derivatives and medicinal compositions containing the same 07 Jul, 2020
(5 years ago)
Expired
US5840279 Pharmaceutical powder cartridge with integrated metering device and inhaler for powdered medicaments 21 Jun, 2016
(9 years ago)
Expired
US6071498 Inhaler for powdered medicaments 21 Jun, 2016
(9 years ago)
Expired

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Tudorza Pressair's drug page


9. Zetonna

Zetonna is protected by 9 patents, out of which 8 have expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US8371292 Use of ciclesonide for the treatment of respiratory diseases 01 Feb, 2028
(1 year, 10 months from now)
Active
US6120752 Medicinal aerosol products containing formulations of ciclesonide and related steroids 13 May, 2018
(7 years ago)
Expired
US6264923 Medicinal aerosol formulation of ciclesonide and related compounds 13 May, 2018
(7 years ago)
Expired
US5482934 Pregna-1,4-diene3,20-dione-16-17-acetal-21 esters, process for their preparation, composition, and methods for the treatment of inflammatory conditions 24 Oct, 2017
(8 years ago)
Expired
US6006745 Device for delivering an aerosol 28 Dec, 2016
(9 years ago)
Expired
US5775321 Seal configuration for aerosol canister 07 Jul, 2015
(10 years ago)
Expired
US5683677 Medicinal aerosol formulations 04 Nov, 2014
(11 years ago)
Expired
US5605674 Medicinal aerosol formulations 25 Feb, 2014
(12 years ago)
Expired
US6036942 Seal configuration for aerosol canister 30 Apr, 2013
(12 years ago)
Expired

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Zetonna's drug page


Covis News

CJEU to determine whether approval for human medication excludes SPC for veterinary applications

20 Jan, 2026

Federal Trade Commission Pursues Actions to Remove Patents from Drug Device Administration in ...

27 May, 2025

FTC Reinstates Efforts to Address Incorrect Patent Listings in Order to Tackle Elevated Drug Costs

26 May, 2025

FTC Intensifies Efforts to Eliminate Invalid Drug Patents Hindering Generic Medications - NTD News

21 May, 2025

See More