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Official data from INPI

COMPOSTO HERBICIDA, PROCESSO PARA INIBIR O CRESCIMENTO DE PLANTAS, COMPOSIÇÃO HERBICIDA E PROCESSO PARA PREPARAR UM COMPOSTO DA FÓRMULA R 1 OCOCONH CH 2 P (OH) 2

ConcedidaInvention Patent

Application data

Number

PI8202177

Type

Invention Patent

Filing

04/15/1982

Publication

03/29/1983

Progress at the INPI

  1. Filing04/15/82
  2. Publication03/29/83
  3. Examination06/18/85
  4. Allowance10/04/88
  5. Grant05/30/89
  6. Terminated11/15/94

The patent was granted on 05/30/1989 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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

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Inventors

T. L. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8112177 · 04/16/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/30/1989

RPI 971

Notificação para pagamento de retribuição

#13.1

01/24/1989

RPI 953

Deferimento

#9.1

10/04/1988

RPI 937

Exigência - art. 36 da LPI

#6.1

04/19/1988

RPI 913

Solicitação de exame técnico

#4.1

06/18/1985

RPI 765

Publicação do pedido de patente

#3.1

03/29/1983

RPI 649

Pedido de patente depositado

#2.1

06/01/1982

RPI 606

Anuidade - prazo legal encerrado

#18.2

11/15/1994

RPI 1250

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