Concessão da patente
#16.1
03/29/1983
RPI 649
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: 03/29/1983. We update with every new RPI gazette, published weekly.
Applicants
BBC BROWN BOVERI & CIE
Inventors
D. J. (pessoa física)
U. U. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/29/1983
RPI 649
#9.1
08/17/1982
RPI 617
#21.1
04/04/1995
RPI 1270
From the same holder
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