Anuidade - prazo legal encerrado
#18.2
11/16/1988
RPI 943
The patent was granted on 01/14/1986 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: 11/16/1988. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
D. E. (pessoa física)
IPC Classification
Priority claims
GB
7944173 · 12/21/1979
Publications in the Brazilian Industrial Property Gazette (RPI).
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11/16/1988
RPI 943
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