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Boehringer Ingelheim

Last Updated: December 5, 2021

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Patent: 4,895,727

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Summary for Patent: 4,895,727
Title: Pharmaceutical vehicles for exhancing penetration and retention in the skin
Abstract:This invention is a method of inducing a reservoir effect in skin and mucous membranes so as to enhance penetration and retention and reduce transdermal flux of topically applied therapeutic and cosmetic pharmacologically active agents. The invention also relates to topical treatment methods involving such reservior effect enhancers, and to pharmaceutical compositions containing them.
Inventor(s): Allen; Larry M. (Denver, CO)
Assignee: Chemex Pharmaceuticals, Inc. (Denver, CO)
Application Number:06/730,682
Patent Claims:see list of patent claims

Details for Patent 4,895,727

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Organon Teknika Corporation Llc TICE BCG bcg live For Injection 102821 1989-06-21 ⤷  Try it Free 2040-01-28
Jubilant Hollisterstier Llc N/A positive skin test control-histamine Injection 103891 1924-03-13 ⤷  Try it Free 2040-01-28
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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