Concessão da patente
#16.1
08/25/1987
RPI 879
The letters patent expired on 03/19/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 08/25/1987. We update with every new RPI gazette, published weekly.
Applicants
Ciba-Geigy AG
CH
Inventors
B. K. (pessoa física)
K. G. (pessoa física)
W. K. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/25/1987
RPI 879
#9.1
03/17/1987
RPI 856
#6.1
01/15/1985
RPI 743
#6.1
07/24/1984
RPI 718
#4.1
10/04/1983
RPI 676
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 15/52; C11D 7/54; D06L 3/12; C07D 239/36; C07D 239/42; C07D 239/46; C07D 239/48; C07D 239/52; C07D 239/54; C07D 239/58; C07D 249/06; C07D 249/20; C07D 249/22; C07D 251/24; C07D 261/08; C07D 261/20; C07D 263/57; C07D 271/06; C07D 271/107; C07D 271/113; C07D 471/04; C07D 498/04; C07F 9/6509; C07F 9/6512; C07F 9/6518; C07F 9/6521; C07F 9/653; C07F 9/6561; C07D 261/00; C07D 263/00; C07D 271/00; C07D 471/00; C07D 498/00; C07F 9/00.
03/27/2018
RPI 2464
#21.1
03/19/1996
RPI 1320
From the same holder
Same category
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