Concessão da patente
#16.1
11/27/1984
RPI 736
The letters patent expired on 04/25/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 11/27/1984. We update with every new RPI gazette, published weekly.
Applicants
NIPPON STEEL CORP
Inventors
M. M. (pessoa física)
N. U. (pessoa física)
O. A. (pessoa física)
T. Y. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/27/1984
RPI 736
#13.1
09/04/1984
RPI 724
#9.1
05/22/1984
RPI 709
#6.1
11/29/1983
RPI 684
#21.1
04/25/1995
RPI 1273
From the same holder
Same category
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