Exigência - art. 36 da LPI
#6.1
07/25/1989
RPI 979
The letters patent expired on 03/26/1996: 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: 07/25/1989. We update with every new RPI gazette, published weekly.
Applicants
B. F. (pessoa física)
RS, BR
Inventors
B. F. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
07/25/1989
RPI 979
#4.1
12/22/1987
RPI 896
#3.1
10/13/1987
RPI 886
#2.1
08/19/1986
RPI 826
#21.1
03/26/1996
RPI 1321
#16.1
09/25/1990
RPI 1034
#13.1
05/01/1990
RPI 1016
#9.1
01/09/1990
RPI 1001
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Same category
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