Solicitação de exame técnico
#4.1
07/05/1988
RPI 924
Application data
Number
PI8603491Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 07/05/1988. We update with every new RPI gazette, published weekly.
Applicants
A. C. (pessoa física)
FR
Inventors
M. B. (pessoa física)
FR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
07/05/1988
RPI 924
#3.1
03/15/1988
RPI 908
#2.1
01/13/1987
RPI 847
#21.1
Patente extinta em 24/07/2001
07/22/2008
RPI 1959
#16.1
02/13/1991
RPI 1054
#13.1
10/09/1990
RPI 1036
#9.1
06/26/1990
RPI 1024
From the same holder
Same category
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