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Official data from INPI

PROCESSO PARA TRATAMENTO DE MATERIAL CELULÓSICO FIBROSO TRITURADO PREVIAMENTE A SUA DIGESTÃO E APARELHO PARA TRATAMENTO DE MATERIAL TRITURADO

ConcedidaInvention Patent

Application data

Number

PI8404624

Type

Invention Patent

Filing

09/14/1984

Publication

03/25/1986

Progress at the INPI

  1. Filing09/14/84
  2. Publication03/25/86
  3. Examination02/24/87
  4. Allowance01/10/89
  5. Grant09/26/89
  6. Terminated06/27/95

The patent was granted on 09/26/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. L. (pessoa física)

BM

Inventors

O. L. (pessoa física)

BM

Technical data

IPC Classification

Priority claims

US

605.915 · 05/01/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

05/30/1989

RPI 971

Deferimento

#9.1

01/10/1989

RPI 951

Exigência - art. 36 da LPI

#6.1

07/19/1988

RPI 926

Solicitação de exame técnico

#4.1

02/24/1987

RPI 853

Publicação do pedido de patente

#3.1

03/25/1986

RPI 805

Pedido de patente depositado

#2.1

11/27/1984

RPI 736

Anuidade - prazo legal encerrado

#18.2

06/27/1995

RPI 1282

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