Deeper Knowledge, Faster

  • Identify first generic entrants
  • Uncover prior art in expired and abandoned patents
  • Drug patents in 130+ countries

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

Serving leading biopharmaceutical companies globally:

Chinese Patent Office
Daiichi Sankyo
Farmers Insurance
Express Scripts

Generated: December 13, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,284,858

« Back to Dashboard

Summary for Patent: 5,284,858

Title: Prostaglandins E and anti ulcers containing same
Abstract:The novel 13, 14-dihydro-15-keto prostaglandins E of the invention have remarkable preventive effects against ulcers. Further, the novel 13,14-dihydro-15-ketoprostaglandins E of the invention have an advatage that they have none of side effects which prostaglandin E intrinsically has, or can remarakably reduce such effects of the prostaglandin E. Therefore, the novel 13, 14-dihydro-15-keto prostaglandins E of the invention are effective for animal and human use for treatment and prevention of ulcers, such as duodenal ulcer and gastric ulcer.
Inventor(s): Ueno; Ryuzo (Nishinomiya, JP), Ueno; Ryuji (Kyoto, JP), Kato; Ichie (Kawanishi, JP), Oda; Tomio (Itami, JP)
Assignee: Kabushiki Kaisha Ueno Seiyaku Oyo Kenkyujo (Osaka, JP)
Application Number:07/925,220
Patent Claim Types:
see list of patent claims
Compound; Composition; Use;

No matches for this query

Foreign Priority and PCT Information for Patent: 5,284,858

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan62-18820Jan 28, 1987
Japan62-65352Mar 18, 1987

International Patent Family for Patent: 5,284,858

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria79610► Subscribe
Canada1323364► Subscribe
Germany3873797► Subscribe
European Patent Office0284180► Subscribe
Spain2043798► Subscribe
Greece3005677► Subscribe
JapanH0688966► Subscribe
JapanS6452753► Subscribe
South Korea930006192► 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 plans and pricing

Serving leading biopharmaceutical companies globally:

Johnson and Johnson
Federal Trade Commission
Queensland Health
US Army
Daiichi Sankyo

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
Privacy and Cookies
Terms & Conditions

Follow DrugPatentWatch: