Anuidade - prazo legal encerrado
#18.2
01/17/1989
RPI 952
The patent was granted 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: 01/17/1989. We update with every new RPI gazette, published weekly.
Applicants
PETROLEUM RES & DEV CORP
Inventors
P. S. (pessoa física)
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#18.2
01/17/1989
RPI 952
#22.1
11/06/1984
RPI 733
From the same holder
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