10/11/1988
RPI 938
Pedido de patente depositado
2.1
Invention PatentPI8802450
S.A. Mineração da Trindade - SAMITRI
The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.
Latest action published by the INPI: 10/11/1988. We update with every new RPI gazette, published weekly.
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
10/11/1988
RPI 938
2.1
10/10/1995
RPI 1297
15.3
12/13/1994
RPI 1254
7.1
08/28/1990
RPI 1030
4.1
01/02/1990
RPI 1000
3.1
From the same holder