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Serving leading biopharmaceutical companies globally:

Harvard Business School
US Department of Justice
McKesson
Express Scripts
Chinese Patent Office
Accenture
Cantor Fitzgerald
Daiichi Sankyo
UBS
Merck

Generated: January 17, 2018

DrugPatentWatch Database Preview

Details for Patent: 6,441,168

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Summary for Patent: 6,441,168
Title: Stable crystalline salts of 5-methyltetrahydrofolic acid
Abstract:This invention relates to stable crystalline salts of 5-methyl-(6R,S)-, -(6S)- and -(6R)-tetrahydrofolic acid, to methods of producing these salts and to the use thereof use as a constituent for the production of drugs or as a food additive, and to preparations containing these salts.
Inventor(s): Muller; Rudolf (Schaffhausen, CH), Moser; Rudolf (Schaffhausen, CH), Egger; Thomas (Effretikon, CH)
Assignee: Eprova AG (Schaffhausen, CH)
Application Number:09/551,405
Patent Claim Types:
see list of patent claims
Compound; Use; Formulation;

Drugs Protected by US Patent 6,441,168

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 BEYAZ drospirenone; ethinyl estradiol; levomefolate calcium TABLET;ORAL 022532-001 Sep 24, 2010 AB RX No No ➤ Subscribe ➤ Subscribe Y ➤ Subscribe
Bayer Hlthcare SAFYRAL drospirenone; ethinyl estradiol; levomefolate calcium TABLET;ORAL 022574-001 Dec 16, 2010 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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Foreign Priority and PCT Information for Patent: 6,441,168

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Switzerland695/99Apr 15, 1999

International Patents Family Members for US Patent 6,441,168

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Norway 20001886 ➤ Subscribe
South Korea 100874368 ➤ Subscribe
South Korea 20070062964 ➤ Subscribe
South Korea 100774012 ➤ Subscribe
South Korea 20010014732 ➤ Subscribe
Japan 5675760 ➤ Subscribe
Japan 2013047280 ➤ Subscribe
Japan 5675759 ➤ Subscribe
Japan 2013047279 ➤ Subscribe
Japan 5675758 ➤ Subscribe
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving leading biopharmaceutical companies globally:

Fuji
Citi
Baxter
Healthtrust
QuintilesIMS
Colorcon
Johnson and Johnson
Teva
AstraZeneca

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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