Publicação do pedido de patente
#3.1
12/06/1988
RPI 946
Application data
Number
PI8702461Type
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: 12/06/1988. We update with every new RPI gazette, published weekly.
Applicants
Institut Français du Petrole
FR
Inventors
D. B. (pessoa física)
FR
F. M. (pessoa física)
FR
Y. B. (pessoa física)
FR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
12/06/1988
RPI 946
#2.1
08/04/1987
RPI 876
#21.1
Patente extinta em 13/05/2002
07/29/2008
RPI 1960
#16.1
11/26/1996
RPI 1356
#13.1
07/09/1996
RPI 1336
#9.1
01/23/1996
RPI 1312
#6.1
07/18/1995
RPI 1285
#6.1
01/03/1995
RPI 1257
#4.1
01/29/1991
RPI 1052
From the same holder
Same category
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