Concessão da patente
#16.1
10/29/1985
RPI 784
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: 10/29/1985. We update with every new RPI gazette, published weekly.
Applicants
IND & COMERCIO DE ARTEFATOS DE [BR]
Inventors
R. F. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/29/1985
RPI 784
#13.1
07/30/1985
RPI 771
#9.1
04/09/1985
RPI 755
#6.1
08/07/1984
RPI 720
#4.1
08/09/1983
RPI 668
#3.1
04/12/1983
RPI 651
#2.1
10/20/1981
RPI 574
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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