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Generated: June 22, 2017

DrugPatentWatch Database Preview

Details for Patent: 8,592,462

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Which drugs does patent 8,592,462 protect, and when does it expire?


Patent 8,592,462 protects ESBRIET and is included in one NDA.

This patent has fifty-two patent family members in thirty-four countries.

Summary for Patent: 8,592,462

Title:Pirfenidone treatment for patients with atypical liver function
Abstract: Methods are provided for administering pirfenidone to a patient that has exhibited abnormal biomarkers of liver function in response to pirfenidone administration. The methods include administering to a patient pirfenidone at doses lower than the full target dosage for a time period, followed by administering to the patient pirfenidone at the full target dosage. The methods also include administering pirfenidone at the full target dose with no reduction and administering permanently reduced doses of pirfenidone.
Inventor(s): Bradford; Williamson Ziegler (Ross, CA), Szwarcberg; Javier (San Francisco, CA)
Assignee: Intermune, Inc. (Brisbane, CA)
Application Number:13/312,746
Patent Claim Types:
see list of patent claims
Use;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Genentech Inc
ESBRIET
pirfenidone
CAPSULE;ORAL022535-001Oct 15, 2014RXYesYes8,592,462► Subscribe CONTINUED DOSING OR DOSAGE MODIFICATION FOLLOWING ELEVATED LIVER ENZYMES IN TREATMENT OF IDIOPATHIC PULMONARY FIBROSIS
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Non-Orange Book Patents for Patent: 8,592,462

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
7,566,729Modifying pirfenidone treatment for patients with atypical liver function► Subscribe
8,609,701Pirfenidone treatment for patients with atypical liver function► Subscribe
7,635,707Pirfenidone treatment for patients with atypical liver function► 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: 8,592,462

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Slovenia2343070► Subscribe
Slovenia2191831► Subscribe
Serbia53721► Subscribe
Serbia51787► Subscribe
Portugal2343070► 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:

Merck
Covington
Accenture
Boehringer Ingelheim
McKesson
QuintilesIMS
Healthtrust
Argus Health
Chubb
Farmers Insurance

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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