Concessão da patente
#16.1
11/27/1984
RPI 736
The letters patent expired on 04/18/1995: 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
Hitachi, Ltd.
JP
Inventors
A. Y. (pessoa física)
K. H. (pessoa física)
M. H. (pessoa física)
M. G. (pessoa física)
O. K. (pessoa física)
S. A. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/27/1984
RPI 736
#13.1
09/04/1984
RPI 724
#9.1
05/15/1984
RPI 708
#6.1
11/16/1983
RPI 682
05/17/1983
RPI 656
#6.1
01/25/1983
RPI 640
#4.1
06/29/1982
RPI 610
#21.1
04/18/1995
RPI 1272
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