Acyclovir; Hydrocortisone Patent Expiration

Acyclovir; Hydrocortisone is used for early treatment of recurrent herpes labialis (cold sores) in adults and adolescents to reduce likelihood of ulcerative cold sores and shorten lesion healing time. It was first introduced by Bausch Health Us Llc in its drug Xerese on Jul 31, 2009.


Acyclovir; Hydrocortisone Patents

Given below is the list of patents protecting Acyclovir; Hydrocortisone, along with the drug name that holds that patent and the company name owning that drug.

Drug Used in Drug Patent Number Drug Patent Title Drug Patent Expiry Drug Owner
Xerese US7223387 Antiviral formulations comprising propylene glycol and an isopropyl alkanoic acid ester Feb 28, 2021

(Expired)

Bausch
Xerese US6514980 Nucleoside analogs in combination therapy of herpes simplex infections Jan 24, 2017

(Expired)

Bausch
Xerese USRE39264 Pharmaceutical combination Feb 02, 2016

(Expired)

Bausch



A patent's expiry date may change depending upon legal activities going on that patent. Critical activities like abandoning of a patent, term extension of a patent or amendment of its claims can increase or decrease the life of a patent hence affecting its expiry date and in turn affecting the generic launch date of that drug. Tracking these ongoing activities on a patent application helps to keep an eye on the latest developments in the patent process of the drug which can give an idea of how early a drug's generic could be available. The next section provides a list of recent legal activities on Acyclovir; Hydrocortisone's patents.

Given below is the list recent legal activities going on the following patents of Acyclovir; Hydrocortisone.

Activity Date Patent Number
Patent litigations
Payment of Maintenance Fee, 12th Year, Large Entity 02 Nov, 2018 US7223387
Correspondence Address Change 23 Feb, 2012 US7223387
Change in Power of Attorney (May Include Associate POA) 23 Feb, 2012 US7223387
Patent Issue Date Used in PTA Calculation 29 May, 2007 US7223387
Recordation of Patent Grant Mailed 29 May, 2007 US7223387
Electronic Review 12 May, 2007 US7223387
Issue Notification Mailed 11 May, 2007 US7223387
Email Notification 11 May, 2007 US7223387
Dispatch to FDC 25 Apr, 2007 US7223387
Application Is Considered Ready for Issue 25 Apr, 2007 US7223387


Acyclovir; Hydrocortisone's Family Patents

Family Patents

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