Republicação - classificação IPC
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C01B 21/04; B01D 13/00.
03/27/2018
RPI 2464
Application data
Number
PI9103131Type
Filing
Publication
The letters patent expired on 06/04/2013: 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
Praxair Technology, Inc.
US
Inventors
H. S. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C01B 21/04; B01D 13/00.
03/27/2018
RPI 2464
#21.1
Patente extinta em 22/07/2011
06/04/2013
RPI 2213
#16.1
07/13/1999
RPI 1488
#9.1
11/10/1998
RPI 1453
#6.1
04/07/1998
RPI 1424
06/29/1993
RPI 1178
06/29/1993
RPI 1178
#4.1
06/29/1993
RPI 1178
#3.1
02/11/1992
RPI 1106
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