Publicação do pedido de patente
#3.1
01/19/1988
RPI 900
Application data
Number
PI8701511Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 01/19/1988. We update with every new RPI gazette, published weekly.
Applicants
Akzo N.V.
NL
Inventors
T. B. (pessoa física)
NL
W. P. (pessoa física)
NL
IPC Classification
Priority claims
NL
8 600 847 · 04/03/1986
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
01/19/1988
RPI 900
#2.1
07/07/1987
RPI 872
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 257/14; C09D 3/49; C09J 3/16.
03/27/2018
RPI 2464
#21.1
Patente extinta em 02/04/2002
07/29/2008
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01/30/1996
RPI 1313
#13.1
11/14/1995
RPI 1302
#9.1
07/04/1995
RPI 1283
#6.1
07/13/1993
RPI 1180
#6.1
10/06/1992
RPI 1140
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05/22/1990
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