Concessão da patente
#16.1
01/31/1984
RPI 693
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: 01/31/1984. We update with every new RPI gazette, published weekly.
Applicants
S. M. (pessoa física)
Inventors
S. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
01/31/1984
RPI 693
#13.1
09/27/1983
RPI 675
#9.1
05/10/1983
RPI 655
02/09/1982
RPI 590
#6.1
01/26/1982
RPI 588
#21.1
07/06/1993
RPI 1179
Same category
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