Concessão da patente
#16.1
09/25/1984
RPI 727
The letters patent expired on 05/16/1995: 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: 09/25/1984. We update with every new RPI gazette, published weekly.
Applicants
RCA CORP
Inventors
H. K. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/25/1984
RPI 727
#13.1
07/03/1984
RPI 715
#9.1
03/13/1984
RPI 699
#6.1
11/08/1983
RPI 681
#4.1
06/14/1983
RPI 660
#21.1
05/16/1995
RPI 1276
#20.1
05/22/1990
RPI 1019
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.