Anuidade - prazo legal encerrado
#18.2
06/14/1988
RPI 921
The patent was granted on 03/27/1984 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: 06/14/1988. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
B. G. (pessoa física)
GB
H. R. (pessoa física)
GB
J. D. (pessoa física)
GB
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#18.2
06/14/1988
RPI 921
06/19/1984
RPI 713
#16.1
03/27/1984
RPI 701
#13.1
01/17/1984
RPI 691
#9.1
09/27/1983
RPI 675
#6.1
01/25/1983
RPI 640
06/22/1982
RPI 609
#6.1
06/15/1982
RPI 608
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era C07C 121/66.
03/27/2018
RPI 2464
From the same holder
Same category
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