Provensis Drug Patent Portfolio

Provensis owns 1 orange book drug protected by 16 US patents Given below is the list of Provensis's drug patents along with their expiration dates.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US9480652 Aerosol valve 12 May, 2032
Active
US7814943 Apparatus and method for dispensing foam 19 Nov, 2027
Active
US7731986 Therapeutic foam 17 Nov, 2024
Active
US8122917 Apparatus and method for dispensing foam 09 Sep, 2024 Expired
US6846412 Combination filter assembly 19 Jul, 2022 Expired
US6572873 Generation of therapeutic microfoam 26 May, 2020 Expired
US6942165 Generation of therapeutic microfoam 26 May, 2020 Expired
US7025290 Generation of therapeutic microfoam 26 May, 2020 Expired
US7357336 Generation of therapeutic microfoam 26 May, 2020 Expired
US7604185 Generation of therapeutic microfoam 26 May, 2020 Expired
US7842282 Generation of therapeutic microfoam 26 May, 2020 Expired
US7842283 Generation of therapeutic microfoam 26 May, 2020 Expired
US8323677 Therapeutic foam 26 May, 2020 Expired
US8734833 Therapeutic foam 26 May, 2020 Expired
USRE40640 Injectable microfoam containing a sclerosing agent 14 Oct, 2016 Expired
USRE38919 Injectable microfoam containing a sclerosing agent 14 Oct, 2014 Expired


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

Activity Date Patent Number
Patent litigations
Maintenance Fee Reminder Mailed 24 Jun, 2024 US9480652
Expire Patent 01 Apr, 2024 US8122917
Maintenance Fee Reminder Mailed 16 Oct, 2023 US8122917
Interim Patent Term Extension Granted 28 Feb, 2023 US7357336
Expire Patent 04 Jul, 2022 US8734833
Payment of Maintenance Fee, 12th Year, Large Entity 18 May, 2022 US7842282
Payment of Maintenance Fee, 12th Year, Large Entity 18 May, 2022 US7842283
Payment of Maintenance Fee, 12th Year, Large Entity 06 Apr, 2022 US7814943
Interim Patent Term Extension Granted 07 Mar, 2022 US7357336
Maintenance Fee Reminder Mailed 17 Jan, 2022 US8734833
Payment of Maintenance Fee, 12th Year, Large Entity 24 Nov, 2021 US7731986
Expire Patent 22 Nov, 2021 US7604185
Change in Power of Attorney (May Include Associate POA) 09 Sep, 2021 US7731986
Email Notification 09 Sep, 2021 US7731986
Change in Power of Attorney (May Include Associate POA) 07 Sep, 2021 US7357336


Provensis Drug Patents' Oppositions Filed in EPO

Provensis drug patents have faced multiple oppositions in the European Patent Office. The earliest opposition was filed on Apr 20, 2010, by Chemische Fabrik Kreussler & Co. Gmbh. This opposition was filed on patent number EP04798566A. Click below to reveal the latest opposition data.


Application Filing Date Opposition Party Legal Status
Patent litigations
EP04798550A Apr, 2018 CHEMISCHE FABRIK KREUSSLER & CO. GMBH Opposition rejected
EP04798564A Sep, 2010 CHEMISCHE FABRIK KREUSSLER & CO. GMBH Patent maintained as amended
EP04798564A Sep, 2010 STRAWMAN LIMITED Patent maintained as amended
EP04798566A Apr, 2010 CHEMISCHE FABRIK KREUSSLER & CO. GMBH Patent maintained as amended


Provensis's Family Patents

Provensis drugs have patent protection in a total of 30 countries. It's US patent count contributes only to 16.7% of its total global patent coverage. 6 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



Provensis Drug List

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


1. Varithena

Varithena is protected by 16 patents, out of which 13 have expired. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US9480652 Aerosol valve 12 May, 2032
(7 years from now)
Active
US7814943 Apparatus and method for dispensing foam 19 Nov, 2027
(3 years from now)
Active
US7731986 Therapeutic foam 17 Nov, 2024
(a month from now)
Active
US8122917 Apparatus and method for dispensing foam 09 Sep, 2024
(26 days ago)
Expired
US6846412 Combination filter assembly 19 Jul, 2022
(2 years ago)
Expired
US6572873 Generation of therapeutic microfoam 26 May, 2020
(4 years ago)
Expired
US6942165 Generation of therapeutic microfoam 26 May, 2020
(4 years ago)
Expired
US7025290 Generation of therapeutic microfoam 26 May, 2020
(4 years ago)
Expired
US7357336 Generation of therapeutic microfoam 26 May, 2020
(4 years ago)
Expired
US7604185 Generation of therapeutic microfoam 26 May, 2020
(4 years ago)
Expired
US7842282 Generation of therapeutic microfoam 26 May, 2020
(4 years ago)
Expired
US7842283 Generation of therapeutic microfoam 26 May, 2020
(4 years ago)
Expired
US8323677 Therapeutic foam 26 May, 2020
(4 years ago)
Expired
US8734833 Therapeutic foam 26 May, 2020
(4 years ago)
Expired
USRE40640 Injectable microfoam containing a sclerosing agent 14 Oct, 2016
(7 years ago)
Expired
USRE38919 Injectable microfoam containing a sclerosing agent 14 Oct, 2014
(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 Varithena's drug page


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