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Official data from INPI

PROCESSO PARA ALVEJAMENTO,POR DESLOCAMENTO DE POLPA CELULOSICA DIGERIDA,LAVADA

Em AnáliseInvention Patent

Application data

Number

PI7802833

Type

Invention Patent

Filing

05/06/1977

Publication

-

Progress at the INPI

  1. Filing05/06/77
  2. Publication
  3. Examination
  4. Allowance11/16/82
  5. Grant06/28/83
  6. Terminated10/03/89

The patent was granted on 06/28/1983 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KAMYR INC

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Inventors

G. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

03/22/1983

RPI 648

Deferimento

#9.1

11/16/1982

RPI 630

6.2

01/19/1982

RPI 587

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