Publicação do pedido de patente
#3.1
05/24/1988
RPI 918
Application data
Number
PI8705285Type
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: 05/24/1988. We update with every new RPI gazette, published weekly.
Applicants
Institut Français du Petrole
FR
Inventors
A. D. (pessoa física)
FR
M. H. (pessoa física)
FR
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
05/24/1988
RPI 918
#2.1
02/23/1988
RPI 905
#21.1
Patente extinta em 06/10/2002
07/29/2008
RPI 1960
#16.1
09/29/1992
RPI 1139
#13.1
04/21/1992
RPI 1116
#9.1
12/03/1991
RPI 1096
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11/27/1990
RPI 1043
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