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Invention PatentPI8806095

CONSTRUÇÃO DE VÁLVULA DE INVERSÃO

Robertshaw Controls Company

Prazo de SigiloIPC F16K 11/06

Progress at the INPI

  1. Abandoned

The application was allowed on 03/17/1992 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 04/04/1989. We update with every new RPI gazette, published weekly.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

04/04/1989

RPI 963

Pedido de patente depositado

2.1

04/06/1993

RPI 1166

Arquivamento - Art. 38 §2° da LPI

11.4

09/22/1992

RPI 1138

Notificação para pagamento de retribuição

13.1

03/17/1992

RPI 1111

Deferimento

9.1

01/22/1991

RPI 1051

Solicitação de exame técnico

4.1

06/26/1990

RPI 1024

Publicação do pedido de patente

3.1