Last Updated: November 8, 2026

Details for Patent: 6,916,485

Name: Drug Patent Intelligence for US Patent 6916485
Creator: DrugPatentWatch
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Summary for Patent: 6,916,485

Title:	Prolonged release bioadhesive therapeutic systems
Abstract:	The present invention concerns a prolonged release bioadhesive mucosal therapeutic system containing at least one active principle, with an active dissolution test of more than 70% over 8 hours and to a method for its preparation. The bioadhesive therapeutic system may be in tablet form and may contain quantities of natural proteins representing at least 50% by weight of active principle and at least 20% by weight of the tablet, between 10% and 20% of a hydrophilic polymer, and compression excipients, and may contain between 4% and 10% of an alkali metal alkylsulphate to reinforce the local availability of active principle and between 0.1% and 1% of a monohydrate sugar.
Inventor(s):	Jean-Marc Aiache, Dominique Costantini, Christine Chaumont
Assignee:	Vectans Pharma
Application Number:	US10/307,938
Patent Claim Types: see list of patent claims	Use; Composition; Formulation; Process; Dosage form;

Drugs Protected by US Patent 6,916,485

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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

Foreign Priority and PCT Information for Patent: 6,916,485

Foriegn Application Priority Data
Foreign Country	Foreign Patent Number	Foreign Patent Date
France	01 09811	Jul 23, 2001

International Family Members for US Patent 6,916,485

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Austria	373464	⤷ Start Trial
Austria	411003	⤷ Start Trial
Canada	2455633	⤷ Start Trial
China	101524337	⤷ Start Trial
China	1547464	⤷ Start Trial
Cyprus	1107828	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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