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Official data from INPI

COMPOSICAO PESTICIDA SOLIDA E PROCESSO PARA PREPARAR A COMPOSICAO

ConcedidaInvention Patent

Application data

Number

PI8105635

Type

Invention Patent

Filing

07/22/1981

Publication

05/18/1982

Progress at the INPI

  1. Filing07/22/81
  2. Publication05/18/82
  3. Examination06/26/84
  4. Allowance05/17/88
  5. Grant11/29/88
  6. Terminated02/04/92

The patent was granted on 11/29/1988 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: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DU PONT

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Inventors

W. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/29/1988

RPI 945

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/17/1988

RPI 917

Conhecimento de parecer técnico

#7.1

04/23/1985

RPI 757

Solicitação de exame técnico

#4.1

06/26/1984

RPI 714

Publicação do pedido de patente

#3.1

05/18/1982

RPI 604

Pedido de patente depositado

#2.1

10/20/1981

RPI 574

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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