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Last Updated: October 12, 2024

Details for Patent: 6,254,887


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Summary for Patent: 6,254,887
Title: Controlled release tramadol
Abstract:A controlled release preparation for oral administration contains tramadol, or a pharmaceutically acceptable salt thereof, as active ingredient.
Inventor(s): Miller; Ronald Brown (Basel, CH), Leslie; Stewart Thomas (Cambridge, GB), Malkowska; Sandra Therese Antoinette (Cambridgeshire, GB), Smith; Kevin John (Cambridge, GB), Wimmer; Walter (Limburg, DE), Winkler; Horst (Linter, DE), Hahn; Udo (Nentershausen, DE), Prater; Derek Allan (Cambridge, GB)
Assignee: Euro-Celtique S.A. (Luxembourg, LU)
Application Number:08/677,798
Patent Claim Types:
see list of patent claims
Composition; Formulation; Dosage form;

Drugs Protected by US Patent 6,254,887

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: 6,254,887

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Germany43 15 525May 10, 1993
United Kingdom9324045Nov 23, 1993
United Kingdom9404544Mar 09, 1994
United Kingdom9404928Mar 14, 1994

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