07/01/2008
RPI 1956
Carta-patente expirada
21.1
Patente extinta em 08/03/2001
Utility ModelMU7100440
Viação Águia Branca S/A
The letters patent expired on 07/01/2008: 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: 07/01/2008. We update with every new RPI gazette, published weekly.
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
07/01/2008
RPI 1956
21.1
Patente extinta em 08/03/2001
10/25/1994
RPI 1247
16.1
05/10/1994
RPI 1223
13.1
01/18/1994
RPI 1207
9.1
07/23/1991
RPI 1077
4.1
05/07/1991
RPI 1066
3.2
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