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Official data from INPI

CONTATO DUPLO DE ACIONAMENTO SEQUENCIAL

Em AnáliseInvention Patent

Application data

Number

PI8601011

Type

Invention Patent

Filing

03/10/1986

Publication

06/24/1986

Progress at the INPI

  1. Filing03/10/86
  2. Publication06/24/86
  3. Examination08/19/86
  4. Allowance10/22/91
  5. Grant08/25/92
  6. Terminated12/31/96

The patent was granted on 08/25/1992 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pextron Contrôles Eletrônicos Ltda.

SP, BR

W. J. (pessoa física)

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Inventors

W. J. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.1

10/24/1989

RPI 992

Solicitação de exame técnico

#4.1

08/19/1986

RPI 826

Publicação antecipada

#3.2

06/24/1986

RPI 818

Pedido de patente depositado

#2.1

06/17/1986

RPI 817

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

08/25/1992

RPI 1134

Notificação para pagamento de retribuição

#13.1

03/03/1992

RPI 1109

Deferimento

#9.1

10/22/1991

RPI 1090

Exigência - art. 36 da LPI

#6.1

07/16/1991

RPI 1076

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