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Serving leading biopharmaceutical companies globally:

Fish and Richardson
Citi
AstraZeneca
Johnson and Johnson
Baxter
Dow
Mallinckrodt
Merck
QuintilesIMS
US Army

Generated: February 25, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,551,456

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Summary for Patent: 4,551,456
Title: Ophthalmic use of norfloxacin and related antibiotics
Abstract:Norfloxacin and related antibiotics are useful in the treatment of ocular infections by topical administration.
Inventor(s): Katz; Irving M. (Doylestown, PA)
Assignee: Merck & Co., Inc. (Rahway, NJ)
Application Number:06/551,775
Patent Claim Types:
see list of patent claims
Use; Formulation; Composition;

Drugs Protected by US Patent 4,551,456

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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International Patents Family Members for US Patent 4,551,456

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 3538084 ➤ Sign Up
Australia 567979 ➤ Sign Up
Canada 1241599 ➤ Sign Up
Denmark 537784 ➤ Sign Up
European Patent Office 0142426 ➤ Sign Up
Spain 537584 ➤ Sign Up
Spain 8604018 ➤ Sign Up
Greece 80874 ➤ Sign Up
Israel 73426 ➤ Sign Up
Japan S60123420 ➤ Sign Up
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Harvard Business School
Covington
Queensland Health
Accenture
Daiichi Sankyo
Chinese Patent Office
US Department of Justice
Medtronic
QuintilesIMS

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.

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