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Serving leading biopharmaceutical companies globally:

Argus Health
Boehringer Ingelheim

Generated: October 22, 2017

DrugPatentWatch Database Preview

Details for Patent: 8,426,586

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Which drugs does patent 8,426,586 protect, and when does it expire?

Patent 8,426,586 protects GILOTRIF and is included in one NDA. There has been one Paragraph IV challenge on Gilotrif.

This patent has fifty-eight patent family members in thirty-three countries.

Summary for Patent: 8,426,586

Title:Process for preparing amino crotonyl compounds
Abstract: An improved process for preparing 4-[(3-chloro-4-fluorophenyl)amino]-6-{[4-(N,N-dimethylamino)-1-oxo-2-bute- n-1-yl]amino}-7-((S)-tetrahydrofuran-3-yloxy)-quinazoline and related aminocrotonyl compounds and the preparation of a suitable salt of 4-[(3-chloro-4-fluorophenyl)amino]-6-{[4-(N,N-dimethylamino)-1-oxo-2-bute- n-1-yl]amino}-7-((S)-tetrahydrofuran-3-yloxy)-quinazoline for use as a pharmaceutically active substance.
Inventor(s): Soyka; Rainer (Biberach, DE), Rall; Werner (Mittelbiberach, DE), Schnaubelt; Juergen (Oberhoefen/Warthausen, DE), Sieger; Peter (Mittelbiberach, DE), Kulinna; Christian (Attenweiler, DE)
Assignee: Boehringer Ingelheim International GmbH (Ingelheim am Rhein, DE)
Application Number:11/457,622
Patent Claim Types:
see list of patent claims
Compound; Process;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Boehringer Ingelheim
afatinib dimaleate
TABLET;ORAL201292-001Jul 12, 2013RXYesNo► Subscribe► SubscribeY
Boehringer Ingelheim
afatinib dimaleate
TABLET;ORAL201292-002Jul 12, 2013RXYesNo► Subscribe► SubscribeY
Boehringer Ingelheim
afatinib dimaleate
TABLET;ORAL201292-003Jul 12, 2013RXYesYes► Subscribe► SubscribeY
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Foreign Priority and PCT Information for Patent: 8,426,586

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Germany103 49 113Oct 17, 2003

International Patent Family for Patent: 8,426,586

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Germany10349113► Subscribe
Denmark1678165► Subscribe
China1867564► Subscribe
China101402631► Subscribe
Cyprus1114866► Subscribe
Denmark2508521► Subscribe
Eurasian Patent Organization200600604► Subscribe
Eurasian Patent Organization016624► Subscribe
EcuadorSP066509► Subscribe
European Patent Office1678165► 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:

Queensland Health
Federal Trade Commission
US Department of Justice
Boehringer Ingelheim

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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