16.3
04/17/1984
RPI 704
The letters patent expired on 06/21/1994: 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: 04/17/1984. We update with every new RPI gazette, published weekly.
Applicants
G. R. (pessoa física)
Inventors
G. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
04/17/1984
RPI 704
#16.1
01/31/1984
RPI 693
#13.1
09/27/1983
RPI 675
#9.1
05/24/1983
RPI 657
12/14/1982
RPI 634
#6.1
07/27/1982
RPI 614
#21.1
06/21/1994
RPI 1229
From the same holder
Same category
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