Solicitação de exame técnico
#4.1
08/09/1988
RPI 929
Application data
Number
PI8606885Type
Filing
Publication
PCT
FR1986000305 The letters patent expired on 07/22/2008: 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: 08/09/1988. We update with every new RPI gazette, published weekly.
Applicants
Vallourec
FR
Inventors
B. P. (pessoa física)
FR
P. B. (pessoa física)
FR
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/09/1988
RPI 929
#1.3
11/03/1987
RPI 889
#21.1
Patente extinta em 12/09/2001
07/22/2008
RPI 1959
#16.1
04/28/1992
RPI 1117
#13.1
12/03/1991
RPI 1096
#9.1
08/06/1991
RPI 1079
#7.1
08/14/1990
RPI 1028
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