Anuidade - prazo legal encerrado
#18.2
06/14/1988
RPI 921
The patent was granted on 04/24/1984 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
AMERICAN OPTICAL CORP
Inventors
G. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#18.2
06/14/1988
RPI 921
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04/24/1984
RPI 705
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RPI 678
06/21/1983
RPI 661
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08/10/1982
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