Concessão da patente
#16.1
03/27/1984
RPI 701
The letters patent expired on 06/13/1995: 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: 03/27/1984. We update with every new RPI gazette, published weekly.
Applicants
TOKYO ELECTRIC CO LTD
Inventors
K. S. (pessoa física)
S. S. (pessoa física)
T. K. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/27/1984
RPI 701
#13.1
12/27/1983
RPI 688
#9.1
09/06/1983
RPI 672
#6.1
03/29/1983
RPI 649
#6.1
09/14/1982
RPI 621
#21.1
06/13/1995
RPI 1280
From the same holder
Same category
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