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Last Updated: July 15, 2020

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Details for Patent: 3,985,758

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Summary for Patent: 3,985,758
Title: 1,4-Dihydropyridine derivatives
Abstract:There are provided novel 1,4-dihydropyridine derivatives, particularly 2,6-dimethyl-4-(3'-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid 3-.beta.-(N-benzyl-N-methylamino)ethyl ester and 5-methyl ester. The 1,4-dihydropyridine derivatives are characterized by cerebral vascular dilator activity.
Inventor(s): Murakami; Masuo (Tokyo, JA), Takahashi; Kozo (Tokyo, JA), Iwanami; Masaru (Yokohama, JA), Fujimoto; Masaharu (Tokyo, JA), Shibanuma; Tadao (Asaka, JA), Kawai; Ryutaro (Shiraoka, JA), Takenaka; Toichi (Tokyo, JA)
Assignee: Yamanouchi Pharmaceutical Co., Ltd. (Tokyo, JA)
Application Number:05/584,268
Patent Claim Types:
see list of patent claims

Drugs Protected by US Patent 3,985,758

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

Foreign Priority and PCT Information for Patent: 3,985,758

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
48-25566Mar 3, 1973
48-52307May 11, 1973
48-83276Jul 24, 1973
48-134070Nov 29, 1973
48-20423Feb 20, 1973

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Serving leading biopharmaceutical companies globally:

Johnson and Johnson
Boehringer Ingelheim
Harvard Business School

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