Concessão da patente
#16.1
11/30/1982
RPI 632
The letters patent expired on 07/13/1993: 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: 11/30/1982. We update with every new RPI gazette, published weekly.
Applicants
WESTINGHOUSE ELECTRIC CORP
Inventors
G. R. (pessoa física)
H. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/30/1982
RPI 632
#13.1
07/27/1982
RPI 614
05/11/1982
RPI 603
#12.1
10/06/1981
RPI 572
#21.1
07/13/1993
RPI 1180
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.