200
06/21/1983
RPI 661
The patent was invalidated by the INPI in an administrative invalidity proceeding. Protection no longer exists.
Talk to a specialistLatest action published by the INPI: 06/21/1983. We update with every new RPI gazette, published weekly.
Applicants
SILVA E
Inventors
S. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
06/21/1983
RPI 661
#17.1
02/22/1983
RPI 644
#16.1
12/29/1981
RPI 584
From the same holder
Same category
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