Notificação de entrada na fase nacional - PCT
#1.3
10/31/1989
RPI 993
Application data
Number
PI8707835Type
Filing
Publication
PCT
US1987002538 The letters patent expired on 12/11/2012: 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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Exxon Research And Engineering Company
US
Inventors
A. G. (pessoa física)
US
A. A. (pessoa física)
US
B. G. (pessoa física)
US
C. M. (pessoa física)
US
E. J. (pessoa física)
US
J. R. (pessoa física)
US
R. B. (pessoa física)
US
IPC Classification
Priority claims
US
914.802 · 10/03/1986
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