➤ Get the DrugPatentWatch Daily Briefing

Get Daily Updates on Generic Entry, Litigation, Biosimilars, and more …

Serving leading biopharmaceutical companies globally:

Harvard Business School
Boehringer Ingelheim
Express Scripts

Last Updated: August 12, 2020

DrugPatentWatch Database Preview

Details for Patent: 5,731,000

➤ Get the DrugPatentWatch Daily Briefing
» See Plans and Pricing

« Back to Dashboard

Summary for Patent: 5,731,000
Title: Stabilized pharmaceutical composition containing bupropion
Abstract:This application discloses a method of inhibiting degradation of the antidepressant bupropion hydrochloride in a solid pharmaceutical formulation, so that the pharmaceutical formulation will maintain at least 80% of its initial bupropion potency after one year.
Inventor(s): Ruff; Michael David (Greenville, NC), Kalidindi; Sanyasi Raju (Edison, NJ), Sutton, Jr.; Joel Elmore (Greenville, NC)
Assignee: Glaxo Wellcome Inc. (Rtp, NC)
Application Number:08/586,916
Patent Claim Types:
see list of patent claims
Composition; Formulation; Compound; Dosage form; Use;

Drugs Protected by US Patent 5,731,000

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: 5,731,000

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9315856Jul 30, 1993
PCT Information
PCT FiledJuly 29, 1994PCT Application Number:PCT/GB94/01642
PCT Publication Date:February 09, 1995PCT Publication Number: WO95/03791

International Family Members for US Patent 5,731,000

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 232383   Start Trial
Australia 698883   Start Trial
Australia 7235294   Start Trial
Canada 2168364   Start Trial
Germany 69432121   Start Trial
Denmark 0711154   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

Make Better Decisions: Try a trial or see plans & pricing

Serving leading biopharmaceutical companies globally:

Boehringer Ingelheim
Express Scripts

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.