Concessão da patente
#16.1
04/24/1984
RPI 705
The letters patent expired on 04/18/1995: 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: 04/24/1984. We update with every new RPI gazette, published weekly.
Applicants
F. I. (pessoa física)
Inventors
F. I. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/24/1984
RPI 705
#13.1
01/31/1984
RPI 693
#9.1
10/18/1983
RPI 678
#6.1
02/16/1983
RPI 643
#4.1
06/08/1982
RPI 607
#21.1
04/18/1995
RPI 1272
Same category
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