Solicitação de exame técnico
#4.1
12/01/1987
RPI 893
Application data
Number
PI8701570Type
Filing
Publication
The application was refused by the INPI on 07/02/1991. The invention was never patented.
Talk to a specialistLatest action published by the INPI: 12/01/1987. We update with every new RPI gazette, published weekly.
Applicants
W. B. (pessoa física)
Inventors
W. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
12/01/1987
RPI 893
#3.2
10/06/1987
RPI 885
#2.1
07/14/1987
RPI 873
#9.2
07/02/1991
RPI 1074
#7.1
09/25/1990
RPI 1034
From the same holder
Same category
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