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Details for Patent: 8,388,941

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Patent 8,388,941 protects TRAVATAN Z and is included in one NDA. There has been one Paragraph IV challenge on Travatan Z. There are two tentative approvals for the compound protected by this patent. Additional details are available via the generic ingredient links below.

This patent has fifteen patent family members in twelve countries.

Summary for Patent: 8,388,941

Title:Self preserved aqueous pharmaceutical compositions
Abstract: The use of a borate/polyol and zinc system to enhance the antimicrobial activity of multi-dose pharmaceutical compositions is described. The compositions do not require a conventional anti-microbial preservative and therefore are referred to as being `self-preserved`. The compositions possess sufficient antimicrobial activity to satisfy the preservative efficacy requirements of the USP for aqueous ophthalmic compositions.
Inventor(s): Chowhan; Masood A. (Arlington, TX), Keith; David J. (Washington, MO)
Assignee: Alcon Research, Ltd. (Fort Worth, TX)
Application Number:12/441,995
Patent Claim Types:
see list of patent claims
Composition; Use;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 0th percentile
Forward Citations: 0th percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Alcon Pharms Ltd
TRAVATAN Z
travoprost
SOLUTION/DROPS;OPHTHALMIC021994-001Sep 21, 2006RXYes8,388,941► subscribeY
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Foreign Priority and PCT Information for Patent: 8,388,941

PCT Information
PCT FiledSeptember 20, 2007PCT Application Number:PCT/US2007/079094
PCT Publication Date:April 10, 2008PCT Publication Number: WO2008/042619

International Patent Family for Patent: 8,388,941

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia2007304996► subscribe
BrazilPI0717093► subscribe
Canada2663817► subscribe
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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.

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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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