Republicação - classificação IPC
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: F01N 3/28; B01D 53/36.
03/27/2018
RPI 2464
Application data
Number
PI9007293Type
Filing
Publication
PCT
EP1990000624 The letters patent expired on 06/15/2010: 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
E. M. (pessoa física)
DE
Inventors
L. W. (pessoa física)
DE
IPC Classification
Priority claims
DE
G 89 05 415.6 · 04/28/1989
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: F01N 3/28; B01D 53/36.
03/27/2018
RPI 2464
#21.1
Patente extinta em 18/04/2005
06/15/2010
RPI 2058
#16.1
11/29/1994
RPI 1252
#13.1
08/16/1994
RPI 1237
#9.1
04/19/1994
RPI 1220
#4.1
06/29/1993
RPI 1178
#1.3
03/24/1992
RPI 1112
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