Concessão da patente
#16.1
06/28/1983
RPI 662
The patent was granted on 06/28/1983 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: 06/28/1983. We update with every new RPI gazette, published weekly.
Applicants
HERCULES INC
Inventors
Z. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/28/1983
RPI 662
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05/10/1983
RPI 655
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RPI 603
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RPI 575
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08/28/1990
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