Concessão da patente
#16.1
10/25/1983
RPI 679
The letters patent expired on 08/19/2008: 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: 10/25/1983. We update with every new RPI gazette, published weekly.
Applicants
R. Á. (pessoa física)
RS, BR
Inventors
R. Á. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/25/1983
RPI 679
#13.1
06/07/1983
RPI 659
#9.1
02/08/1983
RPI 642
#6.1
07/13/1982
RPI 612
#6.1
11/17/1981
RPI 578
#21.1
Patente extinta em 22/11/93
08/19/2008
RPI 1963
From the same holder
Same category
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