06/08/2010
RPI 2057
Carta-patente expirada
21.1
Patente extinta em 29/11/2005
Invention PatentPI9006055
Air Liquide Brasil S/A
The letters patent expired on 06/08/2010: 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: 06/08/2010. We update with every new RPI gazette, published weekly.
Publications in the Brazilian Industrial Property Gazette (RPI).
06/08/2010
RPI 2057
21.1
Patente extinta em 29/11/2005
01/21/1998
RPI 1413
25.4
10/31/1995
RPI 1300
16.1
08/29/1995
RPI 1291
13.1
03/14/1995
RPI 1267
9.1
08/09/1994
RPI 1236
6.1
12/21/1993
RPI 1203
4.1
09/24/1991
RPI 1086
3.1
05/14/1991
RPI 1067
2.1
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