Exigência - art. 36 da LPI
#6.1
09/26/1989
RPI 988
The letters patent expired on 09/17/1996: 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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
ALCAN BRASIL [BR]
Inventors
F. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
09/26/1989
RPI 988
#4.1
09/27/1988
RPI 936
#3.1
01/12/1988
RPI 899
#2.1
01/13/1987
RPI 847
#21.1
09/17/1996
RPI 1346
#16.1
09/25/1990
RPI 1034
#13.1
06/26/1990
RPI 1024
#9.1
03/06/1990
RPI 1008
From the same holder
Same category
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