Pedido de certificado de adição de invenção
#5.1
01/24/1989
RPI 953
The letters patent expired on 07/01/2008: 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: 01/24/1989. We update with every new RPI gazette, published weekly.
Applicants
Sentinela Sistemas Eletroeletrônico Ltda., firma industrial e comercial brasileira
PR, BR
Inventors
J. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#5.1
01/24/1989
RPI 953
#4.1
09/13/1988
RPI 934
#3.1
07/05/1988
RPI 924
#2.1
05/05/1987
RPI 863
#21.1
Patente extinta em 01/12/1996
07/01/2008
RPI 1956
#16.1
07/30/1991
RPI 1078
#13.1
05/21/1991
RPI 1068
#9.1
02/05/1991
RPI 1053
#6.1
08/14/1990
RPI 1028
Same category
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