.

Deeper Knowledge, Faster

  • Plan your formulary budget
  • Find suppliers and generic API sources
  • Predict branded drug patent expiration

► See Plans & Pricing

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

Serving 500+ biopharmaceutical companies globally:

Boehringer Ingelheim
Covington
Argus Health
Farmers Insurance
Johnson and Johnson
Mallinckrodt
Merck
Queensland Health
Accenture
Novartis

Generated: July 20, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,447,926

« Back to Dashboard

Summary for Patent: 5,447,926

Title: Quinolone carboxylic acid derivatives
Abstract:A quinolone carboxylic acid derivative having the following formula (1), ##STR1## wherein R.sup.1 is a hydrogen atom, an alkyl group, an aralkyl group, an ester residual group which can be hydrolyzed in living bodies, R.sup.2 is a hydrogen atom or an amino group which may be substituted by one or two lower alkyl groups, X is a hydrogen atom or a halogen atom, Y is CH.sub.2, O, S, SO, SO.sub.2, or N--R.sup.3, wherein R.sup.3 is a hydrogen atom or a lower alkyl group, and Z is an oxygen atom or two hydrogen atoms; or a salt thereof; and an antimicrobial agent comprising the same. The compound exhibits a superior antimicrobial activity, especially against gram positive microorganisms, and is thus useful for the treatments and prevention of various infectious diseases in clinics.
Inventor(s): Konno; Fujiko (Tomisato, JP), Shibata; Akihiro (Yachiyo, JP), Matsuda; Hideaki (Abiko, JP), Asaoka; Takemitsu (Narita, JP), Kawahara; Ryuichi (Ichikawa, JP), Taido; Naokata (Funabashi, JP), Kuraishi; Tasdayuki (Chiba, JP), Takeda; Sunao (Ichihara, JP)
Assignee: SS Pharmaceutical Co., Ltd. (Tokyo, JP)
Application Number:08/305,977
Patent Claim Types:
see list of patent claims
Compound; Composition; Use;

No matches for this query

Foreign Priority and PCT Information for Patent: 5,447,926

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan2-191339Jul 19, 1990
Japan3-079774Apr 12, 1991

International Patent Family for Patent: 5,447,926

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office0493608► Subscribe
Canada2065846► Subscribe
Germany69113604► Subscribe
Denmark0493608► Subscribe
Spain2080327► Subscribe
This preview shows a limited data set
Subscribe for full access, or try a Trial

The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

Export unavailable in trial.
Subscribe for complete access.

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

Serving 500+ biopharmaceutical companies globally:

Cantor Fitzgerald
Covington
Cerilliant
Healthtrust
Accenture
Julphar
McKesson
Colorcon
Farmers Insurance
Mallinckrodt

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.

Copyright 2002-2017 thinkBiotech LLC
ISSN: 2162-2639

Secure SSL Encrypted Heap | Mobile and Web Analytics

Follow DrugPatentWatch:



Google
Twitter
Google Plus
botpot