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Last Updated: March 4, 2024

Details for Patent: 6,432,440

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Summary for Patent: 6,432,440
Title: Pectin compositions and methods of use for improved delivery of drugs to mucosal surfaces
Abstract:Liquid pharmaceutical compositions for administration to a mucosal surface, comprising a therapeutic agent and a pectin with a low degree of esterification are described. Such compositions gel, or can be adapted to gel, at the site of application in the absence of an extraneous source of divalent metal ions.
Inventor(s): Watts; Peter James (Nottingham, GB), Illum; Lisbeth (Nottingham, GB)
Assignee: West Pharmaceutical Services Drug Delivery & Clinical Research Centre ( (Nottingham, GB)
Application Number:09/402,976
Patent Claim Types:
see list of patent claims
Composition; Delivery; Dosage form; Formulation; Device; Use; Process;

Drugs Protected by US Patent 6,432,440

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: 6,432,440

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9707934Apr 18, 1997
PCT Information
PCT FiledApril 20, 1998PCT Application Number:PCT/GB98/01147
PCT Publication Date:October 29, 1998PCT Publication Number: WO98/47535

International Family Members for US Patent 6,432,440

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 262925 ⤷  Try a Trial
Australia 7064798 ⤷  Try a Trial
Australia 741847 ⤷  Try a Trial
Canada 2282506 ⤷  Try a Trial
Germany 122011000009 ⤷  Try a Trial
Germany 69822805 ⤷  Try a Trial
Denmark 0975367 ⤷  Try a Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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