Solicitação de exame técnico
#4.1
01/03/1989
RPI 950
Application data
Number
PI8804026Type
Filing
Publication
The application was refused by the INPI on 03/08/1994. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 01/03/1989. We update with every new RPI gazette, published weekly.
Applicants
Telecomunicações de São Paulo S/A - TELESP
SP, BR
Inventors
J. M. (pessoa física)
BR
M. M. (pessoa física)
BR
N. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
01/03/1989
RPI 950
#2.1
11/08/1988
RPI 942
#3.2
11/08/1988
RPI 942
#9.2
03/08/1994
RPI 1214
From the same holder
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