Deeper Knowledge, Faster

  • Analyze global market entry opportunities
  • Predict branded drug patent expiration
  • Set up watchlists for daily email updates

► 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
Federal Trade Commission
Harvard Business School
Express Scripts

Generated: June 29, 2017

DrugPatentWatch Database Preview

Claims for Patent: 4,146,719

« Back to Dashboard

Claims for Patent: 4,146,719

Title: Piperazinyl derivatives of quinoline carboxylic acids
Abstract:This invention relates to new compounds of value as antibacterial agent. More particularly, it relates to piperazinyl derivatives of quinoline carboxylic acids, the hydrates, and the acid addition salts thereof.
Inventor(s): Irikura; Tsutomu (Tokyo, JP)
Assignee: Kyorin Seiyaku Kabushiki Kaisha (Tokyo, JP)
Application Number:05/878,600
Patent Claims: 1. A compound having the formula ##STR3## the hydrates, and the hydrochloride acid addition salts thereof.

2. 1-Ethyl-6-fluoro-1,4-dihydro-7-(1-piperazinyl)-4-oxoquinoline- 3-carboxylic acid.

3. 1-Ethyl-6-fluor o-1,4-dihydro-7-(1-piperazinyl)-4-oxoquinoline-3-carboxylic acid pentahydrate.

4. 1-Ethyl-6-f luoro-1,4-dihydro-7-(1-piperazinyl)-4-oxoquinoline-3-carboxylic acid hydrochloride.
« Back to Dashboard

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

Serving 500+ biopharmaceutical companies globally:

US Army
Daiichi Sankyo
US Department of Justice

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

Follow DrugPatentWatch:

Google Plus