Concessão da patente
#16.1
04/30/1985
RPI 758
The letters patent expired on 12/07/1993: 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: 04/30/1985. We update with every new RPI gazette, published weekly.
Applicants
M. T. (pessoa física)
Inventors
N. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/30/1985
RPI 758
#13.1
12/26/1984
RPI 740
#9.1
08/28/1984
RPI 723
#6.1
10/25/1983
RPI 679
#21.1
12/07/1993
RPI 1201
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