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Last Updated: September 20, 2020

DrugPatentWatch Database Preview

Details for Patent: 8,841,446

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Which drugs does patent 8,841,446 protect, and when does it expire?

Patent 8,841,446 protects LEVITRA and is included in one NDA.

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

Summary for Patent: 8,841,446
Title:Medicaments containing vardenafil hydrochloride trihydrate
Abstract: The invention relates to a method for producing medicaments that contain vardenafil hydrochloride, essentially as trihydrate in solid form, and to medicaments that can be obtained according to this method.
Inventor(s): Serno; Peter (Gladbach, DE), Grunenberg; Alfons (Dormagen, DE), Ohm; Andreas (Neuss, DE), Bellinghausen; Rainer (Odenthal, DE), Vollers; Elmer (Leverkusen, DE), Henck; Jan-Olav (Willich, DE)
Assignee: Bayer Intellectual Property GmbH (Monheim, DE)
Application Number:13/625,481
Patent Claim Types:
see list of patent claims
Composition; Compound; Dosage form;

Drugs Protected by US Patent 8,841,446

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Bayer Hlthcare LEVITRA vardenafil hydrochloride TABLET;ORAL 021400-003 Aug 19, 2003 DISCN Yes No   Start Trial   Start Trial Y   Start Trial
Bayer Hlthcare LEVITRA vardenafil hydrochloride TABLET;ORAL 021400-001 Aug 19, 2003 AB RX Yes No   Start Trial   Start Trial Y   Start Trial
Bayer Hlthcare LEVITRA vardenafil hydrochloride TABLET;ORAL 021400-002 Aug 19, 2003 AB RX Yes No   Start Trial   Start Trial Y   Start Trial
Bayer Hlthcare LEVITRA vardenafil hydrochloride TABLET;ORAL 021400-004 Aug 19, 2003 AB RX Yes Yes   Start Trial   Start Trial Y   Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

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