Pedido de licença voluntária
#17.1
10/24/1989
RPI 992
Application data
Number
PI8500684Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
Tubos e Conexões Tigre Ltda
SC, BR
Inventors
P. D. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#17.1
10/24/1989
RPI 992
#16.1
08/30/1988
RPI 932
05/17/1988
RPI 917
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
#4.1
11/18/1986
RPI 839
#3.1
09/16/1986
RPI 830
#2.1
05/07/1985
RPI 759
#21.1
Patente extinta em 14/02/2000
07/15/2008
RPI 1958
05/29/1990
RPI 1020
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Same category
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