Pedido de patente depositado
#2.1
08/01/1989
RPI 980
Application data
Number
PI8902966Type
Filing
Publication
The letters patent expired on 12/26/2012: 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: 08/01/1989. We update with every new RPI gazette, published weekly.
Applicants
Herding GmbH
DE
Inventors
W. H. (pessoa física)
DE
W. R. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 38 19 056.7 · 06/04/1988
DE
P 39 15 845.4 · 05/16/1989
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
08/01/1989
RPI 980
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: B01D 46/24; B01D 29/10.
03/27/2018
RPI 2464
#21.1
Patente extinta em 02/06/2009
12/26/2012
RPI 2190
Referência: RPI 1413 de 21.01.1998 - item (72)
12/08/1998
RPI 1457
#16.1
01/21/1998
RPI 1413
#13.1
05/13/1997
RPI 1380
#15.11
11/05/1996
RPI 1353
#9.1
11/05/1996
RPI 1353
#4.1
06/23/1992
RPI 1125
#3.1
03/27/1990
RPI 1011
Same category
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