Concessão da patente
#16.1
11/29/1988
RPI 945
Application data
Number
PI8401307Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 11/29/1988. We update with every new RPI gazette, published weekly.
Applicants
S. K. (pessoa física)
JP
Inventors
A. T. (pessoa física)
S. N. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/29/1988
RPI 945
#13.1
06/21/1988
RPI 922
#9.1
03/01/1988
RPI 906
#15.11
05/05/1987
RPI 863
#6.1
06/17/1986
RPI 817
#4.1
06/11/1985
RPI 764
#3.1
02/26/1985
RPI 749
#2.1
06/12/1984
RPI 712
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: G06F 15/20; G06K 9/00.
03/27/2018
RPI 2464
#21.1
Patente extinta em 19/03/99
07/08/2008
RPI 1957
From the same holder
Same category
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