Anuidade - prazo legal encerrado
#18.2
06/14/1988
RPI 921
The patent was granted on 10/18/1983 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: 06/14/1988. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
M. R. (pessoa física)
W. D. (pessoa física)
IPC Classification
No IPC classification.
Priority claims
GB
38331/78 · 09/27/1978
Publications in the Brazilian Industrial Property Gazette (RPI).
#18.2
06/14/1988
RPI 921
#16.1
10/18/1983
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06/21/1983
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03/01/1983
RPI 645
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02/22/1983
RPI 644
#4.1
06/15/1982
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