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Official data from INPI

DISPOSITIVO AUXILIAR NO SOERGUIMENTO DA BARRA DE PULVERIZACAO EM IMPLEMENTOS DE PULVERIZACAO AGRICOLA

ConcedidaInvention Patent

Application data

Number

PI8301826

Type

Invention Patent

Filing

04/06/1983

Publication

09/13/1983

Progress at the INPI

  1. Filing04/06/83
  2. Publication09/13/83
  3. Examination11/12/85
  4. Allowance12/08/87
  5. Grant09/27/88
  6. Terminated10/02/90

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

S. L. (pessoa física)

Inventors

L. B. (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

04/26/1988

RPI 914

Deferimento

#9.1

12/08/1987

RPI 894

Retificação

#15.6

09/29/1987

RPI 884

Retificação

#15.3

06/09/1987

RPI 868

Pedido de certificado de adição de invenção

#5.1

04/01/1986

RPI 806

Solicitação de exame técnico

#4.1

11/12/1985

RPI 786

Publicação antecipada

#3.2

09/13/1983

RPI 673

Pedido de patente depositado

#2.1

05/24/1983

RPI 657

Anuidade - prazo legal encerrado

#18.2

10/02/1990

RPI 1035

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