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Serving leading biopharmaceutical companies globally:

Merck
Fuji
Medtronic
Moodys
Healthtrust
Teva
Novartis
AstraZeneca
Queensland Health
McKinsey

Generated: January 18, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,997,841

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Summary for Patent: 4,997,841
Title: Indole derivatives
Abstract:Compounds are disclosed of formula (I) ##STR1## wherein R.sub.1 represents H or C.sub.1-6 alkyl; R.sub.2 represents H or C.sub.1-6 alkyl; R.sub.3 represents H; R.sub.4 represents H or C.sub.1-3 alkyl; and pharmaceutically acceptable salts and solvates (for example hydrates thereof. The compounds are indicated as useful for the treatment of migraine, cluster headache, chronic paroxysmal hemicrania and headache associated with vascular disorders. Processes and intermediates for their preparation and pharmaceutical compositions containing them are also disclosed.
Inventor(s): Oxford; Alexander W. (Royston, GB), Sutina; Darko (Arlesey, GB), Owen; Martin R. (Puckeridge, GB)
Assignee: Glaxo Group Limited (GB2)
Application Number:07/231,274
Patent Claim Types:
see list of patent claims
Compound; Use; Composition; Dosage form;

Drugs Protected by US Patent 4,997,841

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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Foreign Priority and PCT Information for Patent: 4,997,841

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom8719167Aug 13, 1987
United Kingdom8814002Jun 14, 1988
United Kingdom8814481Jun 17, 1988

International Patents Family Members for US Patent 4,997,841

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
United Kingdom 8814481 ➤ Subscribe
Hong Kong 86793 ➤ Subscribe
Croatia P940625 ➤ Subscribe
Hungary T50326 ➤ Subscribe
Hungary 202225 ➤ Subscribe
Hungary 211576 ➤ Subscribe
Ireland 882477 ➤ Subscribe
Ireland 61488 ➤ Subscribe
Israel 87437 ➤ Subscribe
Spain 2058292 ➤ Subscribe
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving leading biopharmaceutical companies globally:

US Army
Harvard Business School
QuintilesIMS
Cerilliant
Chubb
US Department of Justice
Queensland Health
Moodys
Merck

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