Pedido de patente depositado
#2.1
03/28/1989
RPI 962
Application data
Number
PI8805882Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 03/28/1989. We update with every new RPI gazette, published weekly.
Applicants
Union Carbide Chemicals and Plastics Company Inc.
US
U. C. (pessoa física)
US
Inventors
J. C. (pessoa física)
US
K. I. (pessoa física)
US
P. M. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
03/28/1989
RPI 962
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C08F 2/34; C08F 10/02; C08F 210/02; C08F 4/66.
03/27/2018
RPI 2464
#21.1
Patente extinta em 10/11/2003
09/02/2008
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#16.1
03/26/1996
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08/01/1995
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09/20/1994
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02/16/1993
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09/17/1991
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06/19/1990
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