Concessão da patente
#16.1
07/26/1983
RPI 666
The letters patent expired on 07/27/1993: 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: 07/26/1983. We update with every new RPI gazette, published weekly.
Applicants
S. R. (pessoa física)
Inventors
S. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/26/1983
RPI 666
#13.1
04/05/1983
RPI 650
12/14/1982
RPI 634
#12.2
12/22/1981
RPI 583
#21.1
07/27/1993
RPI 1182
Same category
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