Concessão da patente
#16.1
10/01/1985
RPI 780
Application data
Number
PI8106097Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 10/01/1985. We update with every new RPI gazette, published weekly.
Applicants
SONY CORP
Inventors
H. O. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/01/1985
RPI 780
#13.1
06/25/1985
RPI 766
#9.1
03/05/1985
RPI 750
#4.1
08/28/1984
RPI 723
#3.1
06/08/1982
RPI 607
#2.1
11/10/1981
RPI 577
#21.1
Patente extinta em 23/09/96
08/19/2008
RPI 1963
From the same holder
Same category
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