20.8
09/15/1987
RPI 882
The patent was granted on 03/30/1982 and is in force until 07/28/1991. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:07/28/1991
Latest action published by the INPI: 09/15/1987. We update with every new RPI gazette, published weekly.
Applicants
I. P. (pessoa física)
Inventors
K. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
09/15/1987
RPI 882
#18.2
06/30/1987
RPI 871
#22.1
08/26/1986
RPI 827
#16.1
03/30/1982
RPI 597
10/13/1981
RPI 573
Same category
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