Upgrade to enjoy subscriber-only features like email alerts and data export. See the Plans and Pricing

Serving hundreds of leading biopharmaceutical companies globally:

US Army
Boehringer Ingelheim
UBS
McKinsey
Citi
Federal Trade Commission
Argus Health
Merck
Teva

Generated: June 22, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,939,130

« Back to Dashboard

Summary for Patent: 4,939,130
Title: Substituted alkanediphosphonic acids and pharmaceutical use
Abstract:Alkanediphosphonic acids, in particular heteroarylalkanediphosphonic acids of formula ##STR1## wherein R.sub.1 is a 5-membered heteroaryl radical which may be fused with benzene or cyclohexene nuclei and which contains, as hetero atoms, 2 to 4 N-atoms or 1 or 2 N-atoms as well as 1 O- or S-atom, and which is unsubstituted or C-substituted by lower alkyl, phenyl or phenyl which is substituted by lower alkyl, lower alkoxy and/or halogen, or by lower alkoxy, hydroxy, di-lower alkylamino, lower alkylthio and/or halogen, and/or is N-substituted at a N-atom which is capable of substitution by lower alkyl, lower alkoxy and/or halogen, and R.sub.2 is hydrogen, hydroxy, amino, lower alkylthio or halogen, and salts thereof, have regulatory action on calcium metabolism and can be used as medicaments for the treatment of diseases associated with impairment of calcium metabolism. The compounds are obtained for example by converting, in a compound of formula ##STR2## wherein X.sub.1 is a functionally modified phosphono group and X.sub.2 is a free or functionally modified phosphono group, X.sub.1 and, if appropriate X.sub.2, into the free phosphono group.
Inventor(s): Jaeggi; Knut A. (Basel, CH), Widler; Leo (Muchenstein, CH)
Assignee: Ciba-Geigy Corporation (Ardsley, NY)
Application Number:07/315,962
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 4,939,130
Patent Claim Types:
see list of patent claims
Compound; Use; Composition;

Drugs Protected by US Patent 4,939,130

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

This preview shows a limited data set. Subscribe for full access, or try a Free Trial

Foreign Priority and PCT Information for Patent: 4,939,130

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Switzerland4666/86Nov 21, 1986

International Family Members for US Patent 4,939,130

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 72816 ➤ Try a Free Trial
Australia 607722 ➤ Try a Free Trial
Australia 8145387 ➤ Try a Free Trial
Canada 1338937 ➤ Try a Free Trial
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

This preview shows a limited data set. Subscribe for full access, or try a Free Trial

For more information try a trial or see the plans and pricing

Serving hundreds of leading biopharmaceutical companies globally:

Dow
Queensland Health
US Army
Fish and Richardson
Chinese Patent Office
AstraZeneca
Cantor Fitzgerald
Cerilliant
Fuji

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 verifification 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.