SISTEMA DE DETECÇAO DE FALHA DE TERRA E SISTEMA DE DETECÇÃO DE FALHA DE TERRA PARA SISTEMA ELÉTRICO TRIFÁSICO

1. Filing01/29/88
2. Publication08/15/89
3. Examination03/19/91
4. Allowance
5. Grant
6. In force

Published on 08/15/1989, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 08/15/1989. We update with every new RPI gazette, published weekly.