Concessão da patente
#16.1
05/31/1988
RPI 919
Application data
Number
PI8300400Type
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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants
Chevron Research Company.
US
Inventors
B. C. (pessoa física)
H. R. (pessoa física)
IPC Classification
Priority claims
US
344.572 · 02/01/1982
US
393.160 · 06/28/1982
US
420.540 · 09/20/1982
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