Deferimento
#9.1
10/24/1989
RPI 992
Application data
Number
PI8305608Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
Hitachi, Ltd.
JP
Inventors
E. B. (pessoa física)
IPC Classification
No IPC classification.
Priority claims
JP
180186/82 · 10/14/1982
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