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Legal status

Patent expired

Bibliographic data
Indications of the International Patent Classification (IPC)
(51) INT.CL.: (2006.01) C07C 53/00
Patent
(11) Number of the document 2547
(13) Kind of document B
(21) Application number RP1228
(22) Date of filing the application 1993-09-28
(41) Date of publication of the application
(45) Date of publication of patent 1994-02-15
PCT application
(86) Number 1223840
Date 1979-07-02
Applicant
(71) KEMIRA OY, P.O. Box 44, FIN-02271 Espoo, FI
Inventors
(72) Jackson Day LEONARD, US
Grantee
(73) KEMIRA OY, P.O. Box 44, FIN-02271 Espoo, FI
Attorney or representative
(74) Marius JAKULIS - JASON, AAA Law, A. Goštauto g. 40B, Verslo centras "Dvyniai", LT-03163 Vilnius, LT
Title
(54)
Last renewal fee
Payment date Validity (years) Amount
1993-12-15 3 300.00 USD
Next renewal fee
1996-09-28
Legal status
Patent expired
Invalidation date 1994-07-02