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Serving leading biopharmaceutical companies globally:

UBS
Chubb
Baxter
Johnson and Johnson
Cantor Fitzgerald
Chinese Patent Office
Colorcon
Dow
US Department of Justice
Novartis

Generated: January 17, 2018

DrugPatentWatch Database Preview

Details for Patent: 6,787,531

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Which drugs does patent 6,787,531 protect, and when does it expire?

Patent 6,787,531 protects YAZ and YASMIN and is included in two NDAs.

This patent has ninety patent family members in thirty-nine countries.

This patent has expired prematurely due to non-payment of maintenance fees. See details below.
Summary for Patent: 6,787,531
Title: Pharmaceutical composition for use as a contraceptive
Abstract:A pharmaceutical composition comprises, as a first active agent, 6.beta.,7.beta.; 15.beta.,16.beta.-dimethylene-3-oxo-17.alpha.-pregn-4-ene-21,17-carbolacto ne (drospirenone) in an amount corresponding to a daily dosage, on administration of the composition, of from about 2 mg to about 4 mg, and, as a second active agent, 17.alpha.-ethinylestradiol (ethinylestradiol) in an amount corresponding to a daily dosage of from about 0.01 mg to about 0.05 mg, together with one or more pharmaceutically acceptable carriers or excipients. In a specific embodiment, the composition consists of a number of separately packaged and individually removable daily dosage units placed in a packaging unit and intended for oral administration for a period of at least 21 consecutive days, wherein said daily dosage units comprises the combination of drospirenone and ethinylestradiol. The composition may further comprise 7 or less daily dosage units containing no active agent or containing ethinylestradiol alone.
Inventor(s): Hilman; Juergen (Berlin, DE), Heil; Wolfgang (Berlin, DE), Lipp; Ralph (Berlin, DE), Heithecker; Renate (Berlin, DE), Huempel; Michael (Berlin, DE), Tack; Johannes W. (Berlin, DE)
Assignee: Schering AG (Berlin, DE)
Application Number:09/654,227
Patent Claim Types:
see list of patent claims
Composition; Formulation; Dosage form; Device;

Drugs Protected by US Patent 6,787,531

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Bayer Hlthcare YAZ drospirenone; ethinyl estradiol TABLET;ORAL 021676-001 Mar 16, 2006 AB RX Yes Yes ➤ Subscribe ➤ Subscribe Y ➤ Subscribe
Bayer Hlthcare YASMIN drospirenone; ethinyl estradiol TABLET;ORAL-28 021098-001 May 11, 2001 AB RX Yes Yes ➤ Subscribe ➤ Subscribe Y ➤ Subscribe
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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International Patents Family Members for US Patent 6,787,531

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Russian Federation 2396082 ➤ Subscribe
Russian Federation 2005131868 ➤ Subscribe
Russian Federation 2449796 ➤ Subscribe
Russian Federation 2269342 ➤ Subscribe
Serbia 20090134 ➤ Subscribe
Serbia 50262 ➤ Subscribe
Yugoslavia 14502 ➤ Subscribe
Portugal 1598069 ➤ Subscribe
Portugal 1380301 ➤ Subscribe
Portugal 1214076 ➤ Subscribe
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving leading biopharmaceutical companies globally:

McKesson
Daiichi Sankyo
US Army
Healthtrust
Chubb
Fuji
Moodys
Queensland Health
Mallinckrodt

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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