BioPharmaceutical Business Intelligence

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Serving leading biopharmaceutical companies globally:

Farmers Insurance
Julphar
Moodys
Queensland Health
Chubb
Federal Trade Commission
US Department of Justice
AstraZeneca
Dow
Colorcon

Generated: January 16, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,540,918

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Summary for Patent: 5,540,918
Title: Use of certain anionic surfactants to enhance antimicrobial effectiveness of ophthalmic compositions
Abstract:Certain anionic surfactants are used to enhance antimicrobial effectiveness in comfortable, sustained release ophthalmic compositions containing polyelectrolytes, such as carboxyvinyl polymers, polystyrene sulfonic acid polymers and cationic exchange resins, as well as at least one active ingredient.
Inventor(s): Castillo; Ernesto J. (Arlington, TX), Ali; Yusuf (Fort Worth, TX)
Assignee: Alcon Laboratories, Inc. (Ft. Worth, TX)
Application Number:08/472,446
Patent Claim Types:
see list of patent claims
Composition; Compound;

Drugs Protected by US Patent 5,540,918

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 5,540,918

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 666957 ➤ Subscribe
Australia 671374 ➤ Subscribe
Australia 6750994 ➤ Subscribe
Canada 2104917 ➤ Subscribe
Germany 69315406 ➤ Subscribe
Australia 4440193 ➤ Subscribe
Denmark 0590786 ➤ Subscribe
European Patent Office 0590786 ➤ Subscribe
Austria 160503 ➤ Subscribe
Spain 2111717 ➤ Subscribe
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving leading biopharmaceutical companies globally:

Queensland Health
McKinsey
Baxter
Cerilliant
Farmers Insurance
Daiichi Sankyo
McKesson
Fish and Richardson
Julphar

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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