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Official data from INPI

COMPOSICAO HERBICIDA,SUA APLICACAO,E PROCESSO PARA O CONTROLE DE ERVAS DANINHAS MONOCOTILEDONEAS,ANUAIS E PERENES

ConcedidaInvention Patent

Application data

Number

PI7804861

Type

Invention Patent

Filing

07/27/1978

Publication

-

Progress at the INPI

  1. Filing07/27/78
  2. Publication
  3. Examination03/09/82
  4. Allowance03/15/88
  5. Grant09/27/88
  6. Terminated01/28/92

The patent was granted on 09/27/1988 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MAY & BAKER LTD

Inventors

A. J. (pessoa física)

A. L. (pessoa física)

P. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/27/1988

RPI 936

Notificação para pagamento de retribuição

#13.1

07/19/1988

RPI 926

Deferimento

#9.1

03/15/1988

RPI 908

Exigência - art. 36 da LPI

#6.1

09/08/1987

RPI 881

Exigência - art. 36 da LPI

#6.1

12/26/1984

RPI 740

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Solicitação de exame técnico

#4.1

03/09/1982

RPI 594

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

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