Solicitação de exame técnico
#4.1
09/12/1989
RPI 986
The application was refused by the INPI on 06/25/1991. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.
Applicants
METALURGICA HENRIQUE WANKE S A [BR]
Inventors
W. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/12/1989
RPI 986
#3.1
05/31/1988
RPI 919
#2.1
04/28/1987
RPI 862
#9.2
06/25/1991
RPI 1073
#7.1
10/09/1990
RPI 1036
From the same holder
Same category
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