Concessão da patente
#16.1
01/31/1984
RPI 693
The patent was granted on 01/31/1984 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: 01/31/1984. We update with every new RPI gazette, published weekly.
Applicants
MINNESOTA MINING & MFG
Inventors
A. J. (pessoa física)
M. T. (pessoa física)
S. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
01/31/1984
RPI 693
#13.1
11/22/1983
RPI 683
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08/02/1983
RPI 667
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01/11/1983
RPI 638
#6.1
10/26/1982
RPI 627
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09/18/1990
RPI 1033
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Same category
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