Publicação do pedido de patente
#3.1
09/05/1989
RPI 985
Application data
Number
PI8806977Type
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 Petrole
FR
Inventors
A. S. (pessoa física)
FR
P. B. (pessoa física)
FR
R. S. (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 29/12/2008
12/18/2012
RPI 2189
#16.1
08/25/1998
RPI 1444
#9.1
01/21/1998
RPI 1413
#6.1
11/19/1996
RPI 1355
#4.1
12/03/1991
RPI 1096
From the same holder
Same category
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