Concessão da patente
#16.1
03/30/1982
RPI 597
The patent was granted on 03/30/1982 and is in force until 10/01/1994. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:10/01/1994
Latest action published by the INPI: 03/30/1982. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/30/1982
RPI 597
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C01B 33/00; A61K 7/16.
03/27/2018
RPI 2464
From the same holder
Same category
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