Republicação - classificação IPC
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: B32B 7/04; B32B 31/04; B32B 27/32.
03/27/2018
RPI 2464
Application data
Number
PI8903836Type
Filing
Publication
The letters patent expired on 05/21/2013: 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: 03/27/2018. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Inventors
J. M. (pessoa física)
US
IPC Classification
Priority claims
US
257.949 · 10/14/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: B32B 7/04; B32B 31/04; B32B 27/32.
03/27/2018
RPI 2464
#21.1
Patente extinta em 31/07/2009
05/21/2013
RPI 2211
#16.1
08/26/1997
RPI 1395
#9.1
11/05/1996
RPI 1353
#6.1
03/19/1996
RPI 1320
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03/30/1993
RPI 1165
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02/05/1991
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01/23/1990
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