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Official data from INPI

PROCESSO PARA FILTRACAO DE MATERIAL FIBROSO POR MEIO DE UM FILTRO DE DISCOS E O FILTRO DE DISCOS UTILIZADO

Em AnáliseInvention Patent

Application data

Number

PI7703607

Type

Invention Patent

Filing

09/14/1976

Publication

-

Progress at the INPI

  1. Filing09/14/76
  2. Publication
  3. Examination
  4. Allowance02/09/82
  5. Grant
  6. Terminated01/21/92

The patent was granted and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/08/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RAUMA REPOLA OY

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

06/08/1982

RPI 607

Deferimento

#9.1

02/09/1982

RPI 590

Anuidade - prazo legal encerrado

#18.2

01/21/1992

RPI 1103

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