Concessão da patente
#16.1
06/28/1988
RPI 923
Application data
Number
PI8105389Type
Filing
Publication
The patent was granted on 06/28/1988 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: 06/28/1988. We update with every new RPI gazette, published weekly.
Applicants
Exxon Research And Engineering Company
US
Inventors
W. M. (pessoa física)
IPC Classification
Priority claims
US
181.150 · 08/25/1980
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