Concessão da patente
#16.1
11/29/1983
RPI 684
The letters patent expired on 07/13/1993: 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: 11/29/1983. We update with every new RPI gazette, published weekly.
Applicants
American Cyanamid Company
US
Inventors
G. P. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/29/1983
RPI 684
#13.1
09/27/1983
RPI 675
#9.1
05/24/1983
RPI 657
12/14/1982
RPI 634
12/29/1981
RPI 584
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07D 487/04; C08K 5/34; C09D 3/00.
03/27/2018
RPI 2464
#21.1
07/13/1993
RPI 1180
From the same holder
Same category
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