Covis Drug Patent Portfolio

Covis owns 3 orange book drugs protected by 28 US 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
US8371292 Use of ciclesonide for the treatment of respiratory diseases 01 Feb, 2028
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
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
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
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
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
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, 8th Year, Large Entity 17 Apr, 2025 US9789257
Payment of Maintenance Fee, 12th Year, Large Entity 17 Apr, 2025 US8562564
Correspondence Address Change 12 Dec, 2024 US11446441
Correspondence Address Change 12 Dec, 2024 US8562564
Correspondence Address Change 12 Dec, 2024 US9789257
Correspondence Address Change 12 Dec, 2024 US9629959
Correspondence Address Change 12 Dec, 2024 US9533102
Correspondence Address Change 12 Dec, 2024 US11446440
Correspondence Address Change 12 Dec, 2024 US9180259
Payment of Maintenance Fee, 8th Year, Large Entity 15 Oct, 2024 US9629959
Payment of Maintenance Fee, 12th Year, Large Entity 31 Jul, 2024 US8371292
Payment of Maintenance Fee, 8th Year, Large Entity 01 Jul, 2024 US9533102
Expire Patent 18 Dec, 2023 US10471075
Maintenance Fee Reminder Mailed 03 Jul, 2023 US10471075


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
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 17 countries. It has a significant patent presence in the US with 56.3% of its patents being US patents. 3 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. 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, 9 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


2. 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


3. 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
(5 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
View List
Recently Granted Patents in EP
Find the opportunity to file Oppositions
View List

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