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Serving leading biopharmaceutical companies globally:

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Generated: January 17, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,895,841

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Summary for Patent: 4,895,841
Title: Cyclic amine compounds with activity against acetylcholinesterase
Abstract:A cyclic amine compound is defined by the formula: ##STR1## in which J is indanyl, indanonyl, indenyl, indenonyl, indanedionyl, tetralonyl, benzosuberonyl, indanolyl or a divalent group thereof, K is phenyl, an arylalkyl or cynnamyl, B is --(CHR22)r--, R22 being H or methyl, --CO--(CHR22)r--, .dbd.(CH--CH.dbd.CH)b--, .dbd.CH--(CH2)c-- or .dbd.(CH--CH)d.dbd. and the ring including T and Q is piperidine. The compound is useful to treat senile dementia.
Inventor(s): Sugimoto; Hachiro (Ushiku, JP), Tsuchiya; Yutaka (Fort Lee, NJ), Higurashi; Kunizou (Tokyo, JP), Karibe; Norio (Tsukuba, JP), Iimura; Youichi (Tsukuba, JP), Sasaki; Atsushi (Tsukuba, JP), Yamanishi; Yoshiharu (Ryugasaki, JP), Ogura; Hiroo (Tsuchiura, JP), Araki; Shin (Tsukuba, JP), Kosasa; Takashi (Tsukuba, JP), Kubota; Atsuhiko (Tsukuba, JP), Kosasa; Michiko (Tsukuba, JP), Yamatsu; Kiyomi (Kamakura, JP)
Assignee: Eisai Co., Ltd. (Tokyo, JP)
Application Number:07/209,339
Patent Claim Types:
see list of patent claims
Compound; Use; Composition;

Drugs Protected by US Patent 4,895,841

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
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: 4,895,841

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan62-155058Jun 22, 1987

International Patents Family Members for US Patent 4,895,841

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Spain 2083359 ➤ Subscribe
European Patent Office 0742207 ➤ Subscribe
European Patent Office 0673927 ➤ Subscribe
European Patent Office 0579263 ➤ Subscribe
European Patent Office 0296560 ➤ Subscribe SPC/GB97/023 United Kingdom ➤ Subscribe
European Patent Office 0296560 ➤ Subscribe 98C0015 Belgium ➤ Subscribe
European Patent Office 0296560 ➤ Subscribe 2/1998 Austria ➤ Subscribe
Canada 1340192 ➤ Subscribe
China 1030752 ➤ Subscribe
China 1024547 ➤ Subscribe
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving leading biopharmaceutical companies globally:

Daiichi Sankyo
Boehringer Ingelheim
Citi
Dow
Covington
AstraZeneca
Teva
Argus Health
Medtronic

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