Concessão da patente
#16.1
06/30/1987
RPI 871
Application data
Number
PI8202447Type
Filing
Publication
The patent was granted on 06/30/1987 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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
F. S. (pessoa física)
NL
M. N. (pessoa física)
NL
R. H. (pessoa física)
NL
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