200
08/23/1983
RPI 670
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: 08/23/1983. We update with every new RPI gazette, published weekly.
Applicants
G. R. (pessoa física)
Inventors
No inventors listed.
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
08/23/1983
RPI 670
#17.1
03/01/1983
RPI 645
#13.1
04/13/1982
RPI 599
#9.1
12/01/1981
RPI 580
From the same holder
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