07/04/1989
RPI 976
Pedido de patente depositado
2.1
Invention PatentPI8902259
Boelter Agro Industrial Ltda.
The letters patent expired on 12/22/2009: 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: 07/04/1989. We update with every new RPI gazette, published weekly.
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
07/04/1989
RPI 976
2.1
12/22/2009
RPI 2033
21.1
Patente extinta em 05/05/2004
05/25/1993
RPI 1173
16.1
12/01/1992
RPI 1148
13.1
07/14/1992
RPI 1128
9.1
11/20/1990
RPI 1042
4.1
02/06/1990
RPI 1005
3.2