6.2
05/30/1989
RPI 971
Application data
Number
PI8501854Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
Matsushita Electric Industrial CO., Ltd.
JP
Inventors
S. H. (pessoa física)
JP
IPC Classification
Priority claims
JP
188365/84 · 09/07/1984
JP
80422/84 · 04/20/1984
Publications in the Brazilian Industrial Property Gazette (RPI).
05/30/1989
RPI 971
#4.1
02/17/1987
RPI 852
#3.1
12/17/1985
RPI 791
#2.1
07/02/1985
RPI 767
#21.1
Patente extinta em 18/04/2000
07/15/2008
RPI 1958
#16.1
08/25/1992
RPI 1134
#13.1
03/03/1992
RPI 1109
#9.1
10/22/1991
RPI 1090
From the same holder
Same category
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