Solicitação de exame técnico
#4.1
04/14/1987
RPI 860
Application data
Number
PI8405314Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 04/14/1987. We update with every new RPI gazette, published weekly.
Applicants
Research Association For Petroleum Alternatives Development, companhia japonêsa
JP
Inventors
T. S. (pessoa física)
JP
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