Publicação do pedido de patente
#3.1
10/24/1989
RPI 992
The letters patent expired on 09/25/2001: 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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
Tubos e Conexões Tigre Ltda
SC, BR
Inventors
D. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/24/1989
RPI 992
#2.1
06/21/1988
RPI 922
#21.1
Patente extinta em 17/03/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
11/24/1992
RPI 1147
#13.1
07/28/1992
RPI 1130
#9.1
03/03/1992
RPI 1109
#4.1
03/20/1990
RPI 1010
From the same holder
Same category
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