Invention PatentPI8904140

APARELHO PARA A REMOÇÃO DE LÍQUIDO ARRASTADO DE UMA CORRENTE GASOSA

Domnick Hunter Filters Limited+1

Prazo de SigiloIPC B01D 45/08

Progress at the INPI

Under appeal

Filing08/17/89
Publication02/19/91
Examination03/09/93
Refused12/12/95
Grant
In force

The application was refused by the INPI on 12/12/1995. The invention was never patented.

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Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Technical data

IPC Classification

B01D 45/08 B01D 45/12

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

10/31/1989

RPI 993

Pedido de patente depositado

2.1

12/12/1995

RPI 1306

Indeferimento

9.2

02/07/1995

RPI 1262

Conhecimento de parecer técnico

7.1

06/08/1993

RPI 1175

14.4

03/09/1993

RPI 1162

Solicitação de exame técnico

4.1

10/06/1992

RPI 1140

Solicitação de exame não realizada

4.2

02/19/1991

RPI 1055

Publicação do pedido de patente

3.1

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APARELHO DE SECAGEM DE AR