Republicação - classificação IPC
#15.11
05/16/1989
RPI 969
The letters patent expired on 03/26/1996: 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: 05/16/1989. We update with every new RPI gazette, published weekly.
Applicants
Nippon Kokan Kabushiki Kaisha e Shinagawa Shirorenga Kabushiki Kaisha.
JP
Inventors
A. (pessoa física)
A. M. (pessoa física)
K. I. (pessoa física)
M. N. (pessoa física)
M. I. (pessoa física)
S. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.11
05/16/1989
RPI 969
#16.1
10/25/1988
RPI 940
#13.1
09/06/1988
RPI 933
#9.1
05/10/1988
RPI 916
#6.1
10/06/1987
RPI 885
#4.1
11/03/1981
RPI 576
#21.1
03/26/1996
RPI 1321
Same category
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