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Last Updated: July 4, 2020

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Details for Patent: 6,261,546

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Summary for Patent: 6,261,546
Title: Methods and compositions for stabilizing acetylcholine compositions
Abstract:A pharmaceutical product which includes two-chambers, one having a buffered diluent and the other having acetylcholine. Upon mixing the chamber contents, a buffered efficacious acetylcholine product is prepared for post-surgical ophthlamic injection. Another embodiment of the invention is a method of providing an acetylcholine product which has a substantially consistent final pH without substantial degradation of the acetylcholine. The method involves storing an unbuffered acetylcholine separate from a diluent solution which has been buffered, and mixing prior to use.
Inventor(s): Tsao; Fu-Pao (Lawrenceville, GA), Minno; George Edward (Suwanee, GA)
Assignee: Novartis AG (Basel, CH)
Application Number:09/301,895
Patent Claim Types:
see list of patent claims
Formulation; Use; Composition;

Drugs Protected by US Patent 6,261,546

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 6,261,546

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 286380   Start Trial
Australia 4034099   Start Trial
Australia 745124   Start Trial
Brazil 9910077   Start Trial
Canada 2327398   Start Trial
China 1147289   Start Trial
China 1298295   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

Harvard Business School
Express Scripts
Boehringer Ingelheim

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