Aytu Drug Patent Portfolio

Aytu owns 3 orange book drugs protected by 6 US patents Given below is the list of Aytu's drug patents along with their expiration dates.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US8236285 Buccal, polar and non-polar spray containing zolpidem 07 Aug, 2032
Active
US8062667 Modified release formulations containing drug-ion exchange resin complexes 29 Mar, 2029
Active
US9522191 Modified release formulations containing drug—ion exchange resin complexes 15 Jun, 2027
Active
US7632517 Buccal, polar and non-polar spray containing zolpidem 01 Oct, 2017 Expired
US5045552 Pyridine derivatives having anti-ulcerative activity 08 Nov, 2013 Expired
US5045552 Pyridine derivatives having anti-ulcerative activity 08 May, 2013 Expired


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

Activity Date Patent Number
Patent litigations
Payment of Maintenance Fee, 12th Year, Large Entity 10 May, 2023 US8062667 (Litigated)
Payment of Maintenance Fee, 4th Year, Large Entity 05 Jun, 2020 US9522191
Payment of Maintenance Fee, 8th Year, Large Entity 09 May, 2019 US8062667 (Litigated)
Expire Patent 15 Jan, 2018 US7632517
Patent Issue Date Used in PTA Calculation 20 Dec, 2016 US9522191
Recordation of Patent Grant Mailed 20 Dec, 2016 US9522191
Email Notification 01 Dec, 2016 US9522191
Issue Notification Mailed 30 Nov, 2016 US9522191
Dispatch to FDC 15 Nov, 2016 US9522191
Application Is Considered Ready for Issue 14 Nov, 2016 US9522191
Issue Fee Payment Received 11 Nov, 2016 US9522191
Issue Fee Payment Verified 11 Nov, 2016 US9522191
Email Notification 23 Sep, 2016 US9522191
Electronic Review 23 Sep, 2016 US9522191
Mail Notice of Allowance 23 Sep, 2016 US9522191


Aytu's Family Patents

Aytu drugs have patent protection in a total of 16 countries. It has a significant patent presence in the US with 54.7% of its patents being US patents. 2 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



Aytu Drug List

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


1. Aciphex Sprinkle

Aciphex Sprinkle is protected by 2 patents, out of which all have expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US5045552
(Pediatric)
Pyridine derivatives having anti-ulcerative activity 08 Nov, 2013
(10 years ago)
Expired
US5045552 Pyridine derivatives having anti-ulcerative activity 08 May, 2013
(11 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 Aciphex Sprinkle's drug page


2. Karbinal Er

Karbinal Er is protected by 2 patents, out of which none have expired yet. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US8062667 Modified release formulations containing drug-ion exchange resin complexes 29 Mar, 2029
(4 years from now)
Active
US9522191 Modified release formulations containing drug—ion exchange resin complexes 15 Jun, 2027
(2 years from now)
Active

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 Karbinal Er's drug page


3. Zolpimist

Zolpimist is protected by 2 patents, out of which 1 has expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US8236285 Buccal, polar and non-polar spray containing zolpidem 07 Aug, 2032
(7 years from now)
Active
US7632517 Buccal, polar and non-polar spray containing zolpidem 01 Oct, 2017
(7 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 Zolpimist's drug page


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