Concessão da patente
#16.1
02/03/1987
RPI 850
The patent was granted on 02/03/1987 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: 02/03/1987. We update with every new RPI gazette, published weekly.
Applicants
DU PONT [US]
Inventors
O. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/03/1987
RPI 850
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11/04/1986
RPI 837
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RPI 768
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10/02/1984
RPI 728
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01/10/1984
RPI 690
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02/11/1992
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