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Serving 500+ biopharmaceutical companies globally:

Cantor Fitzgerald
Teva
Chubb
UBS
Deloitte
Julphar
US Department of Justice
McKinsey
Citi
Cipla

Generated: July 26, 2017

DrugPatentWatch Database Preview

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Which drugs does patent 6,995,186 protect, and when does it expire?


Patent ► Subscribe protects PATADAY and is included in one NDA. There has been one Paragraph IV challenge on Pataday.

Protection for PATADAY has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has twenty-eight patent family members in twenty countries.

Summary for Patent: ► Subscribe

Title:Olopatadine formulations for topical administration
Abstract:Topical formulations of olopatadine for treatment of allergic or inflammatory disorders of the eye and nose are disclosed. The aqueous formulations contain approximately 0.17-0.62% (w/v) of olopatadine and an amount of polyvinylpyrrolidone or polystyrene sulfonic acid sufficient to enhance the physical stability of the formulations.
Inventor(s): Castillo; Ernesto J. (Arlington, TX), Han; Wesley Wehsin (Arlington, TX), Zhang; Huixiang (Fort Worth, TX), Bhagat; Haresh G. (Fort Worth, TX), Singh; Onkar N. (Arlington, TX), Bullock; Joseph Paul (Fort Worth, TX), Dixit; Suresh C. (Fort Worth, TX)
Assignee: Alcon, Inc. (Hunenberg, CH)
Application Number:10/175,106
Patent Claim Types:
see list of patent claims
Use; Composition; Formulation; Compound;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Novartis Pharms Corp
PATADAY
olopatadine hydrochloride
SOLUTION/DROPS;OPHTHALMIC021545-001Dec 22, 2004ATRXYesYes► Subscribe► SubscribeY
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Non-Orange Book Patents for Patent: ► Subscribe

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No. Title Estimated Patent Expiration
7,402,609Olopatadine formulations for topical administration► Subscribe
8,399,508Olopatadine formulations for topical nasal administration► Subscribe
7,977,376Olopatadine formulations for topical nasal administration► Subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Because of the complexity of determining patent expiration dates it is advisable to have patent counsel verify freedom to operate.

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International Patent Family for Patent: ► Subscribe

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
TaiwanI231759► Subscribe
Portugal1399127► Subscribe
Poland205565► Subscribe
Poland367780► Subscribe
MexicoPA03011947► 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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Serving 500+ biopharmaceutical companies globally:

Baxter
Boehringer Ingelheim
AstraZeneca
Federal Trade Commission
Farmers Insurance
QuintilesIMS
Harvard Business School
McKinsey
Argus Health
McKesson

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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