Pedido de licença compulsória
#20.1
07/28/1987
RPI 875
The letters patent expired on 11/21/1995: 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: 07/28/1987. We update with every new RPI gazette, published weekly.
Applicants
Telefunken Fernseh Und Rundfunk Gmbh
DE
Inventors
G. W. (pessoa física)
P. A. (pessoa física)
R. W. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
07/28/1987
RPI 875
#16.1
05/29/1984
RPI 710
#13.1
03/20/1984
RPI 700
#9.1
11/16/1983
RPI 682
#4.1
06/07/1983
RPI 659
#21.1
11/21/1995
RPI 1303
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.