Clindamycin Phosphate; Tretinoin Patent Expiration

1. Veltin patent expiration

VELTIN's oppositions filed in EPO
Drug Patent Number Company Drug Patent Title Drug Patent Expiry Activity Alert
These drug patents focus on the other aspects of the active substance like dosage, mode of administration (oral, tablet, capsules, liquids etc).
US5690923 ALMIRALL Stable topical retinoid compositions
Nov, 2014

(9 years ago)

US9492384 ALMIRALL Microemulsion and sub-micron emulsion process and compositions
Aug, 2025

(1 year, 1 month from now)




Market Authorisation Date: 16 July, 2010

Treatment: Treatment of atopic dermatitis

Dosage: GEL

More Information on Dosage

VELTIN family patents

Family Patents

2. Ziana patent expiration

Drug Patent Number Company Drug Patent Title Drug Patent Expiry Activity Alert
These drug patents focus on the other aspects of the active substance like dosage, mode of administration (oral, tablet, capsules, liquids etc).
USRE41134 BAUSCH Slow release vehicles for minimizing skin irritancy of topical compositions
Feb, 2015

(9 years ago)

US6387383 BAUSCH Topical low-viscosity gel composition
Aug, 2020

(3 years ago)




Market Authorisation Date: 07 November, 2006

Treatment: Topical treatment of acne vulgaris; Topical treatment of acne vulgaris in patients 12 years or older

Dosage: GEL

How can I launch a generic of ZIANA before it's drug patent expiration?
More Information on Dosage

ZIANA family patents

Family Patents