Notificação para pagamento de retribuição
#13.1
10/03/1989
RPI 989
The letters patent expired on 03/26/1996: 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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
Tubos e Conexões Tigre Ltda, sociedade brasileira
SC, BR
Inventors
W. P. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#13.1
10/03/1989
RPI 989
#9.1
06/06/1989
RPI 972
#6.1
01/17/1989
RPI 952
06/21/1988
RPI 922
#4.1
02/09/1988
RPI 903
#3.1
11/03/1987
RPI 889
#2.1
08/26/1986
RPI 827
#21.1
03/26/1996
RPI 1321
#16.1
02/06/1990
RPI 1005
Same category
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