Carta-patente expirada
#21.1
Patente extinta em 13/06/2010
01/15/2013
RPI 2193
Application data
Number
PI9002802Type
Filing
Publication
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: 01/15/2013. We update with every new RPI gazette, published weekly.
Applicants
Celanese Chemicals Europe Gmbh
DE
Celanese GMBH
DE
H. A. (pessoa física)
DE
Inventors
D. W. (pessoa física)
DE
D. R. (pessoa física)
DE
D. E. (pessoa física)
DE
D. W. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 13/06/2010
01/15/2013
RPI 2193
#25.4
Alterado de: Celanese Gmbh (DE)
06/26/2001
RPI 1590
#16.1
02/08/2000
RPI 1518
#25.1
Transferido de: Hoechst Aktiengesellschaft.
08/17/1999
RPI 1493
#9.1
06/08/1999
RPI 1483
#6.1
09/16/1997
RPI 1398
#6.1
11/19/1996
RPI 1355
#4.1
08/03/1993
RPI 1183
#3.1
08/20/1991
RPI 1081
#2.1
10/30/1990
RPI 1039
From the same holder
Same category
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