Concessão da patente
#16.1
07/31/1984
RPI 719
The letters patent expired on 11/30/1993: 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: 07/31/1984. We update with every new RPI gazette, published weekly.
Applicants
KAWASAKI STEEL CO
TOYO CALORIZING IND CO
Inventors
O. T. (pessoa física)
S. A. (pessoa física)
S. S. (pessoa física)
W. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/31/1984
RPI 719
#13.1
05/02/1984
RPI 706
#9.1
01/24/1984
RPI 692
06/21/1983
RPI 661
#6.1
08/03/1982
RPI 615
06/08/1982
RPI 607
12/15/1981
RPI 582
#21.1
11/30/1993
RPI 1200
From the same holder
Same category
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