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Official data from INPI

PROCESSO PARA A PREPARACAO DE POLPA QUIMICA DE CELULOSE

ConcedidaInvention Patent

Application data

Number

PI7906010

Type

Invention Patent

Filing

08/25/1981

Publication

-

Progress at the INPI

  1. Filing08/25/81
  2. Publication
  3. Examination05/18/82
  4. Allowance08/23/83
  5. Grant03/27/84
  6. Terminated01/28/92

The patent was granted on 03/27/1984 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: 03/27/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MO OCH DOMSJOE AB

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Inventors

S. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

12/13/1983

RPI 686

Deferimento

#9.1

08/23/1983

RPI 670

Exigência - art. 36 da LPI

#6.1

02/01/1983

RPI 641

Solicitação de exame técnico

#4.1

05/18/1982

RPI 604

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

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