Concessão da patente
#16.1
02/24/1982
RPI 592
The patent was granted on 02/24/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 02/24/1982. We update with every new RPI gazette, published weekly.
Applicants
ALCAN RES & DEV
Inventors
F. F. (pessoa física)
R. D. (pessoa física)
S. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/24/1982
RPI 592
#18.2
10/23/1990
RPI 1038
From the same holder
Same category
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