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Official data from INPI

PROCESSO PARA CONTROLAR O CRESCIMENTO DE ERVAS DANINHAS,COMPOSICOES HERBICIDAS E OBJETO MANUFATURADO

ConcedidaInvention Patent

Application data

Number

PI8105191

Type

Invention Patent

Filing

08/13/1980

Publication

04/27/1982

Progress at the INPI

  1. Filing08/13/80
  2. Publication04/27/82
  3. Examination01/31/84
  4. Allowance11/01/88
  5. Grant07/25/89
  6. Terminated09/25/90

The patent was granted on 07/25/1989 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MAY & BAKER LTD

Inventors

H. J. (pessoa física)

I. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/25/1989

RPI 979

Notificação para pagamento de retribuição

#13.1

02/21/1989

RPI 957

Deferimento

#9.1

11/01/1988

RPI 941

Exigência - art. 36 da LPI

#6.1

05/24/1988

RPI 918

Solicitação de exame técnico

#4.1

01/31/1984

RPI 693

Publicação do pedido de patente

#3.1

04/27/1982

RPI 601

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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