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Invention PatentPI9005474

ESTRUTURA COMBINADA DE MATERIAL DE CERÂMICA

Elkem a/s+1

ArquivadaIPC B32B 18/00

Progress at the INPI

  1. Abandoned12/10/91

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/15/1998. We update with every new RPI gazette, published weekly.

Technical data

Priority claims

NO

894355 · 11/02/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

12/15/1998

RPI 1458

Arquivamento - Art. 36 §1° da LPI

11.2

05/19/1998

RPI 1430

Exigência - art. 36 da LPI

6.1

06/23/1992

RPI 1125

14.1

12/10/1991

RPI 1097

Solicitação de exame técnico

4.1

09/17/1991

RPI 1085

Publicação do pedido de patente

3.1

04/30/1991

RPI 1065

Pedido de patente depositado

2.1