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Official data from INPI

DISPOSITIVO PARA REMOÇÃO DE PARTÍCULAS DOS GASES DE EXAUSTÃO E DE CHAMINÉS DE CALDEIRAS

ArquivadaInvention Patent

Application data

Number

PI9000570

Type

Invention Patent

Filing

02/08/1990

Publication

10/08/1991

Progress at the INPI

  1. Filing02/08/90
  2. Publication10/08/91
  3. Examination02/18/92
  4. Allowance01/18/94
  5. Abandoned
  6. In force

The application was allowed on 01/18/1994 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 10/18/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. A. (pessoa física)

IT

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Inventors

A. C. (pessoa física)

G. G. (pessoa física)

M. P. (pessoa física)

Technical data

IPC Classification

Priority claims

IT

47637-A/89 · 02/10/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

10/18/1994

RPI 1246

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

Solicitação de exame técnico

#4.1

02/18/1992

RPI 1107

Publicação do pedido de patente

#3.1

10/08/1991

RPI 1088

Pedido de patente depositado

#2.1

05/15/1990

RPI 1018

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