Concessão da patente
#16.1
10/30/1984
RPI 732
Application data
Number
PI8106700Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 10/30/1984. We update with every new RPI gazette, published weekly.
Applicants
MINNESOTA MINING & MFG
Inventors
M. J. (pessoa física)
V. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/30/1984
RPI 732
#13.1
08/21/1984
RPI 722
#9.1
04/24/1984
RPI 705
#4.1
09/13/1983
RPI 673
#1.3
12/22/1981
RPI 583
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09J 7/02; C09J 133/08; G03F 7/029.
03/27/2018
RPI 2464
#21.1
Patente extinta em 19/01/96
08/19/2008
RPI 1963
From the same holder
Same category
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