Solicitação de exame técnico
#4.1
04/12/1988
RPI 912
Application data
Number
PI8702316Type
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: 04/12/1988. We update with every new RPI gazette, published weekly.
Applicants
Nippon Clean Engine Research Institute Co., Ltd
JP
Inventors
S. O. (pessoa física)
JP
IPC Classification
Priority claims
JP
61-144567 · 06/19/1986
JP
61-266751 · 11/11/1986
JP
61-313670 · 12/24/1986
JP
62-7940 · 01/15/1987
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