Cessão de direito de exploração
#22.1
04/02/1985
RPI 754
The letters patent expired on 04/04/1995: 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: 04/02/1985. We update with every new RPI gazette, published weekly.
Applicants
NIPPON ELECTRIC CO
Inventors
H. T. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
04/02/1985
RPI 754
05/29/1984
RPI 710
#16.1
07/27/1982
RPI 614
#13.1
01/26/1982
RPI 588
11/03/1981
RPI 576
#21.1
04/04/1995
RPI 1270
From the same holder
Same category
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