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Serving leading biopharmaceutical companies globally:

Medtronic
Covington
Cipla
Baxter
Dow
Citi
Cerilliant
Boehringer Ingelheim
Queensland Health
Healthtrust

Generated: October 18, 2017

DrugPatentWatch Database Preview

Details for Patent: 8,575,135

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Which drugs does patent 8,575,135 protect, and when does it expire?


Patent 8,575,135 protects EPCLUSA and VOSEVI and is included in two NDAs.

This patent has sixty patent family members in thirty-three countries.

Summary for Patent: 8,575,135

Title:Antiviral compounds
Abstract: The disclosure is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.
Inventor(s): Bacon; Elizabeth M. (Burlingame, CA), Cottell; Jeromy J. (Redwood City, CA), Katana; Ashley Anne (San Mateo, CA), Kato; Darryl (San Francisco, CA), Krygowski; Evan S. (Washington, DC), Link; John O. (San Francisco, CA), Taylor; James (San Mateo, CA), Tran; Chinh Viet (San Diego, CA), Trejo Martin; Teresa Alejandra (Union City, CA), Yang; Zheng-Yu (Palo Alto, CA), Zipfel; Sheila (San Mateo, CA)
Assignee: Gilead Sciences, Inc. (Foster City, CA)
Application Number:13/783,056
Patent Claim Types:
see list of patent claims
Compound; Composition; Use;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Gilead Sciences Inc
EPCLUSA
sofosbuvir; velpatasvir
TABLET;ORAL208341-001Jun 28, 2016RXYesYes► Subscribe► SubscribeYY FOR THE TREATMENT OF HEPATITIS C
Gilead Sciences Inc
VOSEVI
sofosbuvir; velpatasvir; voxilaprevir
TABLET;ORAL209195-001Jul 18, 2017RXYesYes► Subscribe► SubscribeYY
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Non-Orange Book Patents for Patent: 8,575,135

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
9,221,833Antiviral compounds► Subscribe
8,921,341Antiviral compounds► Subscribe
9,051,340Antiviral compounds► Subscribe
9,156,823Antiviral compounds► Subscribe
8,940,718Antiviral compounds► 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: 8,575,135

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina083711► Subscribe
Australia2011328980► Subscribe
Australia2012318253► Subscribe
Australia2015243078► Subscribe
Australia2017202461► Subscribe
Canada2815082► Subscribe
Canada2817840► Subscribe
Canada2884712► Subscribe
Chile2013001428► Subscribe
China103328480► 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 leading biopharmaceutical companies globally:

Chinese Patent Office
AstraZeneca
Fish and Richardson
Queensland Health
QuintilesIMS
Moodys
Cantor Fitzgerald
Merck
US Department of Justice
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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