Concessão da patente
#16.1
04/30/1985
RPI 758
The letters patent expired on 05/16/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 04/30/1985. We update with every new RPI gazette, published weekly.
Applicants
MINNESOTA MINING & MFG
Inventors
F. T. (pessoa física)
T. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/30/1985
RPI 758
#13.1
01/29/1985
RPI 745
#9.1
09/25/1984
RPI 727
#6.1
01/17/1984
RPI 691
#4.1
12/14/1982
RPI 634
#21.1
05/16/1995
RPI 1276
From the same holder
Same category
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