Pedido de patente depositado
#2.1
08/29/1989
RPI 984
Application data
Number
PI8903142Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Inventors
A. E. (pessoa física)
US
D. K. (pessoa física)
US
J. K. (pessoa física)
DE
R. S. (pessoa física)
BE
IPC Classification
Priority claims
US
210,713 · 06/28/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
08/29/1989
RPI 984
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09J 133/08; C09J 109/00; C09J 7/02.
03/20/2018
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Patente extinta em 27/06/2004
12/22/2009
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12/31/1996
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06/06/1995
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