200
07/05/1983
RPI 663
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: 07/05/1983. We update with every new RPI gazette, published weekly.
Applicants
I. W. (pessoa física)
Inventors
K. M. (pessoa física)
O. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
07/05/1983
RPI 663
#16.1
08/31/1982
RPI 619
From the same holder
Same category
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