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Official data from INPI

FILTRO A DISCOS EMPILHADOS, TERMICAMENTE MOLDADOS

ArquivadaInvention PatentPCT · US1987001615

Application data

Number

PI8707815

Type

Invention Patent

Filing

07/28/1987

Publication

10/03/1989

PCT

US1987001615

Progress at the INPI

  1. Filing07/28/87
  2. Publication10/03/89
  3. Examination03/06/90
  4. Allowance11/08/94
  5. Abandoned
  6. In force

The application was allowed on 11/08/1994 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. C. (pessoa física)

US

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Inventors

D. T. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

908.442 · 09/17/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/03/1989

RPI 989

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era B01D 29/34.

03/27/2018

RPI 2464

Arquivamento - Art. 38 §2° da LPI

#11.4

10/17/1995

RPI 1298

Notificação para pagamento de retribuição

#13.1

03/14/1995

RPI 1267

Deferimento

#9.1

11/08/1994

RPI 1249

Exigência - art. 36 da LPI

#6.1

04/05/1994

RPI 1218

Solicitação de exame técnico

#4.1

03/06/1990

RPI 1008

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