Publicação do pedido de patente
#3.1
09/05/1989
RPI 985
Application data
Number
PI8806978Type
Filing
Publication
The letters patent expired on 12/18/2012: 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: 09/05/1989. We update with every new RPI gazette, published weekly.
Applicants
Institut Français du Pétrole
FR
Inventors
A. S. (pessoa física)
FR
J. D. (pessoa física)
FR
P. B. (pessoa física)
FR
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
09/05/1989
RPI 985
#2.1
05/02/1989
RPI 967
#21.1
Patente extinta em 30/05/2010
12/18/2012
RPI 2189
#16.1
05/30/2000
RPI 1534
#9.1
11/23/1999
RPI 1507
#6.1
06/22/1999
RPI 1485
#6.1
12/15/1998
RPI 1458
#5.1
03/31/1992
RPI 1113
#4.1
12/03/1991
RPI 1096
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Same category
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