06/22/2010
RPI 2059
Carta-patente expirada
21.1
Patente extinta em 22/02/2006
Invention PatentPI9100730
Air Liquide Brasil S/A+1
The letters patent expired on 06/22/2010: 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: 06/22/2010. We update with every new RPI gazette, published weekly.
Publications in the Brazilian Industrial Property Gazette (RPI).
06/22/2010
RPI 2059
21.1
Patente extinta em 22/02/2006
01/12/1999
RPI 1462
25.4
Alterado de: Oxigênio do Brasil S.A.
10/31/1995
RPI 1300
16.1
08/29/1995
RPI 1291
13.1
03/14/1995
RPI 1267
9.1
10/04/1994
RPI 1244
6.1
11/23/1993
RPI 1199
4.1
10/29/1991
RPI 1091
3.1
08/27/1991
RPI 1082
2.1
From the same holder