Concessão da patente
#16.1
09/06/1983
RPI 672
The letters patent expired on 05/16/1995: 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: 09/06/1983. We update with every new RPI gazette, published weekly.
Applicants
P. P. (pessoa física)
Inventors
P. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/06/1983
RPI 672
#13.1
05/24/1983
RPI 657
#9.1
01/11/1983
RPI 638
#6.1
08/24/1982
RPI 618
#4.1
10/13/1981
RPI 573
#21.1
05/16/1995
RPI 1276
From the same holder
Same category
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