Solicitação de exame técnico
#4.1
07/04/1989
RPI 976
The application was refused by the INPI on 03/23/1993. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 07/04/1989. We update with every new RPI gazette, published weekly.
Applicants
Unitec Transmissões, Equipamentos e Sinterização Ltda.
SP, BR
Inventors
J. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
07/04/1989
RPI 976
#3.2
10/04/1988
RPI 937
#2.1
09/27/1988
RPI 936
#9.2
03/23/1993
RPI 1164
From the same holder
Same category
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