Solicitação de exame técnico
#4.1
06/30/1987
RPI 871
Application data
Number
PI8407013Type
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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
Atlantic Richfield Company
US
Inventors
C. J. (pessoa física)
US
J. S. (pessoa física)
US
IPC Classification
Priority claims
US
522,936 · 08/12/1983
US
522,937 · 08/12/1983
US
600,654 · 04/16/1984
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