200
02/28/1984
RPI 697
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: 02/28/1984. We update with every new RPI gazette, published weekly.
Applicants
DARKA IND LTDA
Inventors
D. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
02/28/1984
RPI 697
#17.1
09/06/1983
RPI 672
#16.1
05/31/1983
RPI 658
#13.1
11/30/1982
RPI 632
09/21/1982
RPI 622
From the same holder
Same category
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