Anuidade - prazo legal encerrado
#18.2
12/15/1987
RPI 895
The patent was granted on 11/29/1983 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: 12/15/1987. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
L. K. (pessoa física)
M. W. (pessoa física)
FR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#18.2
12/15/1987
RPI 895
#16.1
11/29/1983
RPI 684
#13.1
09/27/1983
RPI 675
#9.1
05/31/1983
RPI 658
#15.11
01/11/1983
RPI 638
#6.1
11/23/1982
RPI 631
From the same holder
Same category
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