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Last Updated: October 6, 2022

Details for Patent: 5,489,436


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Summary for Patent: 5,489,436
Title: Taste mask coatings for preparation of chewable pharmaceutical tablets
Abstract:Chewable tablets are made from a coated medicament wherein the coating comprises a mixture of dimethylaminoethyl methacrylate and neutral methacrylic acid ester and a cellulose ester, e.g. cellulose acetate, cellulose acetate butyrate, cellulose triacetate or a combination thereof and optionally polyvinyl pyrrolidone, and a process for making such tablets and a method of providing taste masking and sustained releasing of medicaments utilizing such coatings.
Inventor(s): Hoy; Michael R. (Sellersville, PA), Roche; Edward J. (Paoli, PA)
Assignee: McNeil-PPC, Inc. (Milltown, NJ)
Application Number:08/166,111
Patent Claim Types:
see list of patent claims
Composition; Compound; Dosage form; Process; Use;

Drugs Protected by US Patent 5,489,436

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 5,489,436

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada 2068402 See Plans and Pricing
Germany 69210124 See Plans and Pricing
European Patent Office 0523847 See Plans and Pricing
Spain 2089403 See Plans and Pricing
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

Express Scripts
McKesson
Baxter
Moodys
Johnson and Johnson
Merck

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