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Official data from INPI

INSTALACAO E APARELHO DE LAVAGEM POR DIFUSAO E PROCESSO DE TRATAMENTO DE PASTA DE CELULOSE

Em AnáliseInvention Patent

Application data

Number

PI8002567

Type

Invention Patent

Filing

04/25/1979

Publication

-

Progress at the INPI

  1. Filing04/25/79
  2. Publication
  3. Examination03/15/83
  4. Allowance06/26/84
  5. Grant12/26/84
  6. Terminated09/26/89

The patent was granted on 12/26/1984 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KAMYR AB

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Inventors

R. J. (pessoa física)

R. O. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/26/1989

RPI 988

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

10/23/1984

RPI 731

Deferimento

#9.1

06/26/1984

RPI 714

Exigência - art. 36 da LPI

#6.1

12/27/1983

RPI 688

Solicitação de exame técnico

#4.1

03/15/1983

RPI 647

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