07/01/2008
RPI 1956
Carta-patente expirada
21.1
Patente extinta em 17/07/2001
Utility ModelMU7101602
Bosal-Gerobrás Ltda+1
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 17/07/2001
12/14/1999
RPI 1510
25.1
Transferido de: Klaus Eugen Kurt Gessert.
04/25/1995
RPI 1273
16.1
11/08/1994
RPI 1249
13.1
07/12/1994
RPI 1232
9.1
11/19/1991
RPI 1094
4.1
10/08/1991
RPI 1088
3.2