Concessão da patente
#16.1
03/27/1984
RPI 701
The letters patent expired on 07/06/1993: 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: 03/27/1984. We update with every new RPI gazette, published weekly.
Applicants
R. I. (pessoa física)
Inventors
R. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/27/1984
RPI 701
#13.1
12/06/1983
RPI 685
#9.1
08/16/1983
RPI 669
01/18/1983
RPI 639
08/24/1982
RPI 618
#6.1
02/16/1982
RPI 591
#21.1
07/06/1993
RPI 1179
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Same category
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