Solicitação de exame técnico
#4.1
12/08/1987
RPI 894
Application data
Number
PI8605216Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 12/08/1987. We update with every new RPI gazette, published weekly.
Applicants
Hitachi, LTD
JP
K. C. (pessoa física)
JP
Inventors
A. K. (pessoa física)
JP
H. N. (pessoa física)
JP
M. N. (pessoa física)
JP
T. N. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
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12/08/1987
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07/22/2008
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06/28/1994
RPI 1230
#13.1
04/12/1994
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