311
09/06/1983
RPI 672
The patent was granted on 05/11/1982 and is in force until 10/29/1991. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:10/29/1991
Latest action published by the INPI: 09/06/1983. We update with every new RPI gazette, published weekly.
Applicants
E. L. (pessoa física)
Inventors
E. L. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
09/06/1983
RPI 672
03/01/1983
RPI 645
#17.1
09/14/1982
RPI 621
#16.1
05/11/1982
RPI 603
#13.1
12/08/1981
RPI 581
From the same holder
Same category
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