Concessão da patente
#16.1
05/28/1985
RPI 762
Application data
Number
PI8105207Type
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: 05/28/1985. We update with every new RPI gazette, published weekly.
Applicants
SONY CORP
Inventors
K. T. (pessoa física)
N. T. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/28/1985
RPI 762
#15.11
04/30/1985
RPI 758
#13.1
04/09/1985
RPI 755
#9.1
12/11/1984
RPI 738
#4.1
05/29/1984
RPI 710
#3.1
04/27/1982
RPI 601
#21.1
Patente extinta em 13/08/96
08/19/2008
RPI 1963
From the same holder
Same category
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