Solicitação de exame técnico
#4.1
09/22/1987
RPI 883
Application data
Number
PI8602772Type
Filing
Publication
The application was refused by the INPI on 03/15/1994. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 09/22/1987. We update with every new RPI gazette, published weekly.
Applicants
Telecomunicações de São Paulo S/A - TELESP
SP, BR
Inventors
M. G. (pessoa física)
BR
N. H. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/22/1987
RPI 883
#3.2
08/18/1987
RPI 878
#2.1
07/28/1987
RPI 875
#9.2
03/15/1994
RPI 1215
#7.1
04/27/1993
RPI 1169
From the same holder
Same category
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