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Legal status

Patent lapsed (non-payment of fees)

Bibliographic data
Indications of the International Patent Classification (IPC)
(51) INT.CL.: (2006.01) C07D 401/00
A61K 31/47
Patent
(11) Number of the document 2172
(13) Kind of document B
(21) Application number RP644
(22) Date of filing the application 1993-06-12
(41) Date of publication of the application
(45) Date of publication of patent 1993-10-15
PCT application
(86) Number 1181544
Date 1981-02-20
Applicant
(71) Kyorin Seiyaku Kabushiki Kaisha, 2-5, Kanda Surugadai, Chiyoda-ku, Tokyo, JP
Inventors
(72) Tsutomu IRIKURA, JP
Hiroshi KOGA, JP
Satoshi MURAYAMA, JP
Grantee
(73) Kyorin Seiyaku Kabushiki Kaisha, 2-5, Kanda Surugadai, Chiyoda-ku, Tokyo, JP
Attorney or representative
(74) Reda ŽABOLIENĖ, METIDA, Verslo centras "VERTAS", Gynėjų g. 16, LT-01109 Vilnius, LT
Title
(54)
Last renewal fee
Payment date Validity (years) Amount
1994-06-13 4 250.00 USD
Legal status
Patent lapsed (non-payment of fees)
Invalidation date 1995-06-12