Concessão da patente
#16.1
01/31/1984
RPI 693
The letters patent expired on 07/26/1994: 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: 01/31/1984. We update with every new RPI gazette, published weekly.
Applicants
Y. K. (pessoa física)
Inventors
M. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
01/31/1984
RPI 693
#13.1
11/16/1983
RPI 682
#9.1
07/19/1983
RPI 665
#6.1
06/15/1982
RPI 608
#21.1
07/26/1994
RPI 1234
#22.1
11/12/1991
RPI 1093
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Same category
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