Solicitação de exame técnico
#4.1
03/28/1989
RPI 962
Application data
Number
PI8504455Type
Filing
Publication
The patent was granted on 06/30/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 03/28/1989. We update with every new RPI gazette, published weekly.
Applicants
Exxon Research And Engineering Company
US
Inventors
C. M. (pessoa física)
US
V. P. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
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03/28/1989
RPI 962
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