16.3
05/15/1984
RPI 708
The letters patent expired on 05/02/1995: 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: 05/15/1984. We update with every new RPI gazette, published weekly.
Applicants
Y. K. (pessoa física)
JP
Inventors
K. K. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
05/15/1984
RPI 708
#16.1
02/28/1984
RPI 697
#13.1
11/29/1983
RPI 684
#9.1
08/09/1983
RPI 668
#4.1
10/13/1981
RPI 573
#21.1
05/02/1995
RPI 1274
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Same category
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