Concessão da patente
#16.1
12/27/1983
RPI 688
The patent was granted on 12/27/1983 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: 12/27/1983. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
H. H. (pessoa física)
NL
H. W. (pessoa física)
NL
I. P. (pessoa física)
NL
M. B. (pessoa física)
NL
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/27/1983
RPI 688
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10/04/1983
RPI 676
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06/14/1983
RPI 660
#6.1
07/27/1982
RPI 614
#18.2
09/18/1990
RPI 1033
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