Concessão da patente
#16.1
03/25/1986
RPI 805
The letters patent expired on 06/06/1995: 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: 03/25/1986. We update with every new RPI gazette, published weekly.
Applicants
R. T. (pessoa física)
Inventors
D. A. (pessoa física)
G. H. (pessoa física)
J. A. (pessoa física)
T. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/25/1986
RPI 805
#13.1
11/26/1985
RPI 788
#9.1
07/30/1985
RPI 771
01/22/1985
RPI 744
#6.1
04/24/1984
RPI 705
#6.1
11/01/1983
RPI 680
#6.1
03/29/1983
RPI 649
#15.11
As classificações anteriores eram: H04M 3/22, G06K 15/00, H04B 3/46
08/25/2015
RPI 2329
#21.1
06/06/1995
RPI 1279
From the same holder
Same category
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