Portola Pharms Inc Drug Patent Portfolio

Portola Pharms Inc owns 1 orange book drug protected by 10 US patents Given below is the list of Portola Pharms Inc's drug patents along with their expiration dates.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US8404724 Unit dose formulations and methods of treating thrombosis with an oral factor Xa inhibitor 29 Mar, 2031
Active
US8987463 Methods of synthesizing factor Xa inhibitors 28 Dec, 2030
Active
US8557852 Methods of using crystalline forms of a salt of a factor Xa inhibitor 08 Sep, 2028
Active
US7598276 Pharmaceutical salts and polymorphs of a factor Xa inhibitor 08 Nov, 2026
Active
US9555023 Pharmaceutical salts and polymorphs of a factor Xa inhibitor 07 Nov, 2026
Active
US6376515 Benzamides and related inhibitors of factor Xa 15 Sep, 2020 Expired
US6835739 Benzamides and related inhibitors of factor Xa 15 Sep, 2020 Expired
US8518977 Benzamides and related inhibitors of factor XA 15 Sep, 2020 Expired
US8691847 Benzamides and related inhibitors of factor Xa 15 Sep, 2020 Expired
US9629831 Benzamides and related inhibitors of factor XA 15 Sep, 2020 Expired


Given below is the list of recent legal activities going on the following drug patents of Portola Pharms Inc.

Activity Date Patent Number
Patent litigations
Expire Patent 16 May, 2022 US8691847
Maintenance Fee Reminder Mailed 29 Nov, 2021 US8691847
Expire Patent 22 Nov, 2021 US8557852
Expire Patent 04 Oct, 2021 US8518977
Maintenance Fee Reminder Mailed 07 Jun, 2021 US8557852
Expire Patent 31 May, 2021 US9629831
Expire Patent 03 May, 2021 US8404724
Maintenance Fee Reminder Mailed 19 Apr, 2021 US8518977
Payment of Maintenance Fee, 12th Year, Large Entity 06 Apr, 2021 US7598276
Maintenance Fee Reminder Mailed 14 Dec, 2020 US9629831
Maintenance Fee Reminder Mailed 16 Nov, 2020 US8404724
Patent Term Extension (156) Dismissed 14 Oct, 2020 US6835739
Patent Term Extension (156) Dismissed 14 Oct, 2020 US7598276
Patent Term Extension (156) Dismissed 14 Oct, 2020 US6376515
Patent Term Extension (156) Dismissed 14 Oct, 2020 US8518977


Portola Pharms Inc Drug Patents' Oppositions Filed in EPO

Portola Pharms Inc drug patents have faced multiple oppositions in the European Patent Office. The earliest opposition was filed on Nov 18, 2013, by Zentiva K.S.. This opposition was filed on patent number EP07864488A. Click below to reveal the latest opposition data.


Application Filing Date Opposition Party Legal Status
Patent litigations
EP07864488A Nov, 2013 Sölch, Günter Revoked
EP07864488A Nov, 2013 Zentiva k.s. Revoked


Portola Pharms Inc's Family Patents

Portola Pharms Inc drugs have patent protection in a total of 26 countries. It's US patent count contributes only to 23.3% of its total global patent coverage. 9 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



Portola Pharms Inc Drug List

Given below is the complete list of Portola Pharms Inc's drugs and the patents protecting them.


1. Bevyxxa

Bevyxxa is protected by 10 patents, out of which 5 have expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US8404724 Unit dose formulations and methods of treating thrombosis with an oral factor Xa inhibitor 29 Mar, 2031
(6 years from now)
Active
US8987463 Methods of synthesizing factor Xa inhibitors 28 Dec, 2030
(6 years from now)
Active
US8557852 Methods of using crystalline forms of a salt of a factor Xa inhibitor 08 Sep, 2028
(3 years from now)
Active
US7598276 Pharmaceutical salts and polymorphs of a factor Xa inhibitor 08 Nov, 2026
(2 years from now)
Active
US9555023 Pharmaceutical salts and polymorphs of a factor Xa inhibitor 07 Nov, 2026
(2 years from now)
Active
US6376515 Benzamides and related inhibitors of factor Xa 15 Sep, 2020
(4 years ago)
Expired
US6835739 Benzamides and related inhibitors of factor Xa 15 Sep, 2020
(4 years ago)
Expired
US8518977 Benzamides and related inhibitors of factor XA 15 Sep, 2020
(4 years ago)
Expired
US8691847 Benzamides and related inhibitors of factor Xa 15 Sep, 2020
(4 years ago)
Expired
US9629831 Benzamides and related inhibitors of factor XA 15 Sep, 2020
(4 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 Bevyxxa'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