Concessão da patente
#16.1
10/25/1988
RPI 940
The patent was granted on 10/25/1988 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: 10/25/1988. We update with every new RPI gazette, published weekly.
Applicants
MINNESOTA MINING & MFG
Inventors
F. T. (pessoa física)
R. S. (pessoa física)
T. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/25/1988
RPI 940
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09/06/1988
RPI 933
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RPI 881
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11/13/1984
RPI 734
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01/24/1984
RPI 692
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02/11/1992
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