Solicitação de exame técnico
#4.1
04/11/1989
RPI 964
The application was refused by the INPI on 01/02/1990. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 04/11/1989. We update with every new RPI gazette, published weekly.
Applicants
E.W.D. Produtos Eletroeletrônicos e Mecânicos Ltda.
Inventors
E. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
04/11/1989
RPI 964
#3.1
01/21/1987
RPI 848
#2.1
08/20/1985
RPI 774
#9.2
01/02/1990
RPI 1000
From the same holder
Same category
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