Pedido de patente depositado
#2.1
12/27/1988
RPI 949
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: 12/27/1988. We update with every new RPI gazette, published weekly.
Applicants
Tubos e Conexões Tigre Ltda
SC, BR
Inventors
O. T. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
12/27/1988
RPI 949
#21.1
Patente extinta em 19/07/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
02/16/1994
RPI 1211
#13.1
10/05/1993
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05/25/1993
RPI 1173
04/20/1993
RPI 1168
#7.1
05/12/1992
RPI 1119
#4.1
10/23/1990
RPI 1038
#3.1
03/06/1990
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