Republicação - classificação IPC
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era C09K 7/02.
03/27/2018
RPI 2464
Application data
Number
PI9007244Type
Filing
Publication
PCT
US1990002899 The letters patent expired on 01/15/2013: 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
Marathon Oil Company
US
Inventors
R. S. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era C09K 7/02.
03/27/2018
RPI 2464
#21.1
Patente extinta em 22/05/2010
01/15/2013
RPI 2193
#16.1
08/24/1999
RPI 1494
#9.1
11/17/1998
RPI 1454
#6.1
03/25/1997
RPI 1373
#4.1
03/30/1993
RPI 1165
#1.3
03/17/1992
RPI 1111
From the same holder
Same category
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