Publicação do pedido de patente
#3.1
12/08/1987
RPI 894
Application data
Number
PI8700184Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 12/08/1987. We update with every new RPI gazette, published weekly.
Applicants
Institut Français du Petrole
FR
Inventors
C. N. (pessoa física)
FR
C. W. (pessoa física)
FR
J. L. (pessoa física)
FR
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
12/08/1987
RPI 894
#2.1
05/19/1987
RPI 865
#21.1
Patente extinta em 16/01/2002
07/29/2008
RPI 1960
#16.1
10/27/1992
RPI 1143
#13.1
06/02/1992
RPI 1122
#9.1
01/14/1992
RPI 1102
#4.1
02/13/1990
RPI 1006
From the same holder
Same category
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