Solicitação de exame técnico
#4.1
05/17/1988
RPI 917
Application data
Number
PI8701579Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 05/17/1988. We update with every new RPI gazette, published weekly.
Applicants
Idemitsu Petrochemical Co., Ltd
JP
Inventors
T. S. (pessoa física)
JP
T. S. (pessoa física)
JP
Y. T. (pessoa física)
JP
IPC Classification
Priority claims
JP
168115 · 07/18/1986
JP
178799 · 07/31/1986
JP
229588 · 09/30/1986
JP
79260 · 04/08/1986
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