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Official data from INPI

DISPOSITIVO PARA CONTROLAR O PERIODO QUE SEPARA IMPULSOS.

Em AnáliseInvention Patent

Application data

Number

PI8600722

Type

Invention Patent

Filing

02/20/1986

Publication

11/04/1986

Progress at the INPI

  1. Filing02/20/86
  2. Publication11/04/86
  3. Examination11/16/88
  4. Allowance10/27/92
  5. Grant04/27/93
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Jeumont-Schneider

FR

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Inventors

E. C. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

85.02483 · 02/21/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/16/1988

RPI 943

Publicação do pedido de patente

#3.1

11/04/1986

RPI 837

Pedido de patente depositado

#2.1

08/12/1986

RPI 825

Carta-patente expirada

#21.1

Patente extinta em 20/02/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

04/27/1993

RPI 1169

Notificação para pagamento de retribuição

#13.1

03/09/1993

RPI 1162

Republicação - classificação IPC

#15.11

12/08/1992

RPI 1149

Deferimento

#9.1

10/27/1992

RPI 1143

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