Concessão da patente
#16.1
12/26/1984
RPI 740
The letters patent expired on 12/07/1993: 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: 12/26/1984. We update with every new RPI gazette, published weekly.
Applicants
ALVAN COMERCIO E REPRESENTACOE
Inventors
G. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/26/1984
RPI 740
#13.1
09/04/1984
RPI 724
#9.1
05/08/1984
RPI 707
#4.1
10/18/1983
RPI 678
06/21/1983
RPI 661
03/29/1983
RPI 649
#11.6
10/26/1982
RPI 627
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era A61F 5/42.
03/27/2018
RPI 2464
#21.1
12/07/1993
RPI 1201
Same category
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