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Official data from INPI

APERFEIÇOAMENTO EM CAIXA COLHEDEIRA PARA CANA.

DeferidaInvention Patent

Application data

Number

PI8406061

Type

Invention Patent

Filing

11/23/1984

Publication

06/17/1986

Progress at the INPI

  1. Filing11/23/84
  2. Publication06/17/86
  3. Examination06/21/88
  4. Allowance09/12/89
  5. Grant04/24/90
  6. Expired07/08/08

The letters patent expired on 07/08/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dedini Máquinas e Sistemas Ltda

SP, BR

Inventors

A. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

09/12/1989

RPI 986

Exigência - art. 36 da LPI

#6.1

03/21/1989

RPI 961

Solicitação de exame técnico

#4.1

06/21/1988

RPI 922

14.1

10/13/1987

RPI 886

14.4

10/06/1987

RPI 885

14.7

03/04/1987

RPI 854

14.4

12/30/1986

RPI 845

Publicação do pedido de patente

#3.1

06/17/1986

RPI 817

Pedido de patente depositado

#2.1

02/20/1985

RPI 748

Carta-patente expirada

#21.1

Patente extinta em 23/11/99

07/08/2008

RPI 1957

14.1

08/14/1990

RPI 1028

Concessão da patente

#16.1

04/24/1990

RPI 1015

Notificação para pagamento de retribuição

#13.1

01/16/1990

RPI 1002

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