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Serving 500+ biopharmaceutical companies globally:

Queensland Health
Chubb
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Merck
QuintilesIMS
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Generated: June 29, 2017

DrugPatentWatch Database Preview

Details for Patent: 8,236,804

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Which drugs does patent 8,236,804 protect, and when does it expire?


Patent 8,236,804 protects VIIBRYD and is included in one NDA. There has been one Paragraph IV challenge on VIIBRYD.

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

Summary for Patent: 8,236,804

Title:Polymorphic forms of 1-'4-(5-cyanoindol-3-yl)butyl-4-(2-carbamoylbenzofuran-5-yl)piperazine hydrochloride
Abstract: The invention relates to new crystalline modifications of the hydrochloride of 1-[4-(5-cyanoindol-3-yl)butyl]-4-(2-carbamoyl-benzofuran-5-yl)-piperazine- , crystalline modification of the dihydrochloride of 1-[4-(5-cyanoindol-3-yl)butyl]-4-(2-carbamoyl-benzofuran-5-yl)-piperazine and amorphous 1-[4-(5-cyanoindol-3-yl)butyl]-4-(2-carbamoyl-benzofuran-5-yl)-piperazine hydrochloride which are suitable in particular for the preparation of solid medicaments for the treatment or prevention of depressive disorders, anxiety disorders, bipolar disorders, mania, dementia, substance-related disorders, sexual dysfunctions, eating disorders, obesity, fibromyalgia, sleeping disorders, psychiatric disorders, cerebral infarct, tension, for the therapy of side-effects in the treatment of hypogonadism, secondary amenorrhea, premenstrual syndrome and undesired puerperal lactation.
Inventor(s): Bathe; Andreas (Darmstadt, DE), Helfert; Bernd (Ober-Ramstadt, DE), Neuenfeld; Steffen (Messel, DE), Kniel; Heike (Heppenheim, DE), Bartels; Matthias (Darmstadt, DE), Rudolph; Susanne (Dieburg, DE), Bottcher; Henning (Darmstadt, DE)
Assignee: Merck Patentgesellschaft (Darmstadt, DE)
Application Number:13/100,948
Patent Claim Types:
see list of patent claims
Use; Composition;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Forest Labs Llc
VIIBRYD
vilazodone hydrochloride
TABLET;ORAL022567-001Jan 21, 2011RXYesYes8,236,804► Subscribe TREATMENT OF MAJOR DEPRESSIVE DISORDER (MDD)
Forest Labs Llc
VIIBRYD
vilazodone hydrochloride
TABLET;ORAL022567-002Jan 21, 2011RXYesNo8,236,804► Subscribe TREATMENT OF MAJOR DEPRESSIVE DISORDER (MDD)
Forest Labs Llc
VIIBRYD
vilazodone hydrochloride
TABLET;ORAL022567-003Jan 21, 2011RXYesNo8,236,804► Subscribe TREATMENT OF MAJOR DEPRESSIVE DISORDER (MDD)
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Foreign Priority and PCT Information for Patent: 8,236,804

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
01113647Jun 19, 2001

Non-Orange Book Patents for Patent: 8,236,804

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
8,193,195Polymorphic forms of 1-'4-(5-cyanoindol-3-yl) butyl-4-(2-carbamoylbenzofuran-5-yl) piperazine hydrochloride► Subscribe
8,673,921Polymorphic forms of 1-[4-(5-cyanoindol-3-yl)butyl]-4-(2-carbamoylbenzofuran-5-yl) piperazine hydrochloride► Subscribe
7,381,726Polymorphic forms of 1-'4-(5-cyanoindol-3-yl)butyl-4-(2-carbamoylbenzofuran-5-yl)piperazine hydrochloride► Subscribe
7,981,894Polymorphic forms of 1-'4-(5-cyanoindol-3-yl) butyl-4-(2-carbamoylbenzofuran-5-yl)piperazine hydrochloride► Subscribe
8,921,375Polymorphic forms of 1-[4-(5-cyanoindol-3-yl)butyl]-4-(2-carbamoylbenzofuran-5-yl) piperazine hydrochloride► 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: 8,236,804

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada2782628► Subscribe
Canada2782761► Subscribe
Canada2782791► Subscribe
Canada2782857► Subscribe
Canada2782862► 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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For more information try a trial or see the database preview and plans and pricing

Serving 500+ biopharmaceutical companies globally:

McKinsey
QuintilesIMS
Federal Trade Commission
Fish and Richardson
Teva
Chinese Patent Office
Colorcon
Cerilliant
Chubb
Accenture

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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