Pedido de patente depositado
#2.1
12/13/1988
RPI 947
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: 12/13/1988. 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).
#2.1
12/13/1988
RPI 947
#21.1
Patente extinta em 15/09/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
09/28/1993
RPI 1191
#13.1
06/29/1993
RPI 1178
#9.1
03/09/1993
RPI 1162
#4.1
09/04/1990
RPI 1031
#3.1
05/08/1990
RPI 1017
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