Concessão da patente
#16.1
09/06/1983
RPI 672
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: 09/06/1983. We update with every new RPI gazette, published weekly.
Applicants
American Cyanamid Company
US
Inventors
J. L. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/06/1983
RPI 672
#13.1
05/31/1983
RPI 658
#9.1
01/25/1983
RPI 640
01/18/1983
RPI 639
12/14/1982
RPI 634
#11.2
10/05/1982
RPI 624
03/09/1982
RPI 594
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: A01N 9/02; A01N 9/20; A01N 9/22; C07C 109/12; C07D 239/12; C07D 243/04.
03/27/2018
RPI 2464
#21.1
07/13/1993
RPI 1180
From the same holder
Same category
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