Solicitação de exame técnico
#4.1
05/12/1987
RPI 864
Application data
Number
PI8602606Type
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: 05/12/1987. We update with every new RPI gazette, published weekly.
Applicants
Uop Inc.
US
Inventors
D. W. (pessoa física)
US
IPC Classification
Priority claims
US
741,332 · 06/05/1985
US
858,990 · 05/02/1986
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