Anuidade - prazo legal encerrado
#18.2
11/16/1988
RPI 943
The patent was granted on 04/24/1984 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: 11/16/1988. We update with every new RPI gazette, published weekly.
Applicants
SUMITOMO ALUMINIUM SMELTING CO
Inventors
H. T. (pessoa física)
K. H. (pessoa física)
Y. K. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#18.2
11/16/1988
RPI 943
#16.1
04/24/1984
RPI 705
#13.1
01/24/1984
RPI 692
#9.1
10/11/1983
RPI 677
#6.1
10/19/1982
RPI 626
From the same holder
Same category
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