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Serving hundreds of leading biopharmaceutical companies globally:

Merck
Argus Health
Harvard Business School
Chinese Patent Office
Accenture
Cantor Fitzgerald
Fish and Richardson
McKinsey
Chubb

Generated: June 20, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,018,929

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Summary for Patent: 4,018,929
Title: 3-Loweralkylcarbamylsulfonamido-4-phenylaminopyridine-N-oxides, derivatives thereof and pharmaceutical compositions containing same
Abstract:This invention relates to new derivatives of pyridine having anti-inflammatory and diuretic properties. The new derivatives of pyridine may be represented by the following general formula: ##STR1## in which X represents an amino, C.sub.1 -C.sub.4 -alkylamino, oxy or thio group, R.sub.1 represents a group of the formula R.sub.3 NHCA (II), wherein A represents oxygen or sulfur, and R.sub.3 represents a C.sub.1 -C.sub.4 -alkyl, alkenyl, cycloalkyl, phenyl (which may be substituted) or R.sub.4 CO (III) group, R.sub.4 representing a phenyl group (which may be substituted), R.sub.2 represents hydrogen or a C.sub.1 -C.sub.4 alkyl group and Z represents a C.sub.1 -C.sub.4 -alkyl, methylfuryl, pyridyl or phenyl group (which may be substituted). This invention relates also to the N-oxides of the compounds of formula I, as well as to the acid and base addition salts of said compounds.
Inventor(s): Delarge; Jacques E. (Dolembreux, BE), Lapiere; Charles L. (Tongeren, BE), Georges; Andre H. (Ottignies, BE)
Assignee: A. Christiaens Societe Anonyme (Brussels, BE)
Application Number:05/568,759
Patent Claim Types:
see list of patent claims
Compound; Composition;

Drugs Protected by US Patent 4,018,929

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: 4,018,929

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
16836/74Apr 17, 1974

International Family Members for US Patent 4,018,929

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 208768 ➤ Try a Free Trial
Argentina 208769 ➤ Try a Free Trial
Argentina 208770 ➤ Try a Free Trial
Argentina 211097 ➤ Try a Free Trial
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Cantor Fitzgerald
QuintilesIMS
Deloitte
Cipla
Moodys
Fuji
Harvard Business School
Chubb
Merck

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