Concessão da patente
#16.1
07/26/1988
RPI 927
Application data
Number
PI8208037Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 07/26/1988. We update with every new RPI gazette, published weekly.
Applicants
T. E. (pessoa física)
SE
Inventors
A. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/26/1988
RPI 927
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
#6.1
06/17/1986
RPI 817
#4.1
07/16/1985
RPI 769
#1.3
11/22/1983
RPI 683
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: H04Q 7/00; H04B 7/26.
03/27/2018
RPI 2464
#21.1
Patente extinta em 07/12/97
07/01/2008
RPI 1956
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