Concessão da patente
#16.1
12/27/1988
RPI 949
Application data
Number
PI8300595Type
Filing
Publication
The patent was granted on 12/27/1988 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: 12/27/1988. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
W. F. (pessoa física)
IPC Classification
Priority claims
GB
8203562 · 02/08/1982
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