Concessão da patente
#16.1
07/26/1983
RPI 666
The patent was granted on 07/26/1983 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: 07/26/1983. We update with every new RPI gazette, published weekly.
Applicants
MINNESOTA MINING & MFG
Inventors
G. R. (pessoa física)
M. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/26/1983
RPI 666
#13.1
05/24/1983
RPI 657
#9.1
01/11/1983
RPI 638
#6.1
06/15/1982
RPI 608
#4.1
10/13/1981
RPI 573
#18.2
01/28/1992
RPI 1104
08/06/1991
RPI 1079
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Same category
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