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Official data from INPI

APERFEIÇOAMENTO EM GRADE DE CONTROLE REMOTO PARA DESTRUIÇÃO DE SEQUEIRAS DE CANA

Em AnáliseInvention Patent

Application data

Number

PI8200458

Type

Invention Patent

Filing

01/27/1982

Publication

09/27/1983

Progress at the INPI

  1. Filing01/27/82
  2. Publication09/27/83
  3. Examination01/10/84
  4. Allowance09/10/85
  5. Grant04/29/86
  6. Invalidated06/09/87

The patent was invalidated by the INPI in an administrative invalidity proceeding. Protection no longer exists.

Talk to a specialist

Latest action published by the INPI: 06/09/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Baldan Implementos Agrícolas S/A Sociedade Brasileira

SP, BR

Inventors

O. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

200

06/09/1987

RPI 868

Pedido de licença voluntária

#17.1

12/30/1986

RPI 845

Concessão da patente

#16.1

04/29/1986

RPI 810

Notificação para pagamento de retribuição

#13.1

01/14/1986

RPI 795

Deferimento

#9.1

09/10/1985

RPI 777

Exigência - art. 36 da LPI

#6.1

11/06/1984

RPI 733

Solicitação de exame técnico

#4.1

01/10/1984

RPI 690

Publicação do pedido de patente

#3.1

09/27/1983

RPI 675

Pedido de patente depositado

#2.1

03/16/1982

RPI 595

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