Concessão da patente
#16.1
10/30/1984
RPI 732
The letters patent expired on 09/12/1995: 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: 10/30/1984. We update with every new RPI gazette, published weekly.
Applicants
R. A. (pessoa física)
FR
Inventors
B. A. (pessoa física)
B. B. (pessoa física)
IPC Classification
Priority claims
FR
79.16335 · 06/20/1979
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/30/1984
RPI 732
#9.1
02/28/1984
RPI 697
#4.1
04/26/1983
RPI 653
#21.1
09/12/1995
RPI 1293
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Same category
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