Compositions and methods of enhancing transdermal and transmembrane penetration of topical and systemic agents
CA 1255594 A · Owner: Allergan Pharmaceuticals, Inc. · Inventors: Takruri, Harun; Mirejovsky, Dorla
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Compositions and methods useful for enhancing the transdermal and transmembrane drug delivery of topical and systemic agents. The compositions and methods comprise the active agent together with an effective amount of certain amides of heterocyclic amines as defined herein as penetration enhancers and topically administering to human or animal skin or other membranes the resulting compositions.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted June 13, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 13, 2006.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.