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Official data from INPI

PROCESSO PARA TRATAMENTO DE FIBRAS DESCONTINUAS DE CELULOSE,FIBRAS TRATADAS,COMPOSICAO CONTENDO TAIS FIBRAS,E PROCESSOS PARA A PREPARACAO DE TAL COMPOSICAO

ConcedidaInvention Patent

Application data

Number

PI8202011

Type

Invention Patent

Filing

04/08/1981

Publication

03/15/1983

Progress at the INPI

  1. Filing04/08/81
  2. Publication03/15/83
  3. Examination08/28/84
  4. Allowance07/30/85
  5. Grant02/25/86
  6. Terminated02/11/92

The patent was granted on 02/25/1986 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: 02/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MONSANTO CO [US]

Inventors

C. Y. (pessoa física)

G. A. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/25/1986

RPI 801

Notificação para pagamento de retribuição

#13.1

11/26/1985

RPI 788

Deferimento

#9.1

07/30/1985

RPI 771

Exigência - art. 36 da LPI

#6.1

01/29/1985

RPI 745

Solicitação de exame técnico

#4.1

08/28/1984

RPI 723

Publicação do pedido de patente

#3.1

03/15/1983

RPI 647

Pedido de patente depositado

#2.1

06/01/1982

RPI 606

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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