Publicação do pedido de patente
#3.1
07/05/1988
RPI 924
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: 07/05/1988. We update with every new RPI gazette, published weekly.
Applicants
Exaplas Produtos Plásticos Ltda
RJ, BR
Inventors
E. Z. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
07/05/1988
RPI 924
#2.1
05/05/1987
RPI 863
#21.1
Patente extinta em 08/12/1996
07/01/2008
RPI 1956
#16.1
02/24/1993
RPI 1160
#13.1
11/17/1992
RPI 1146
#9.1
06/30/1992
RPI 1126
#6.1
10/22/1991
RPI 1090
#5.1
11/06/1990
RPI 1040
#4.1
08/21/1990
RPI 1029
From the same holder
Same category
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