Concessão da patente
#16.1
11/26/1985
RPI 788
The letters patent expired on 03/26/1996: 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: 11/26/1985. We update with every new RPI gazette, published weekly.
Applicants
S. C. (pessoa física)
JP
Inventors
K. O. (pessoa física)
T. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/26/1985
RPI 788
#13.1
08/27/1985
RPI 775
#9.1
05/07/1985
RPI 759
#6.1
08/14/1984
RPI 721
#4.1
10/25/1983
RPI 679
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: H03K 13/34; H04B 12/02.
03/27/2018
RPI 2464
#21.1
03/26/1996
RPI 1321
From the same holder
Same category
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