Concessão da patente
#16.1
09/25/1984
RPI 727
The letters patent expired on 07/20/1993: 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: 09/25/1984. We update with every new RPI gazette, published weekly.
Applicants
A. S. (pessoa física)
B. C. (pessoa física)
Inventors
A. S. (pessoa física)
B. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/25/1984
RPI 727
#13.1
06/12/1984
RPI 712
#9.1
02/21/1984
RPI 696
#6.1
06/21/1983
RPI 661
#4.1
12/14/1982
RPI 634
10/13/1982
RPI 625
#11.1
07/13/1982
RPI 612
#21.1
07/20/1993
RPI 1181
10/13/1992
RPI 1141
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Same category
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