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Official data from INPI

TRADUTOR (PCM) DE MODULAÇÃO DE CÓDIGOS DE PULSOS, CÉLULAS DE REGISTRO DE DESLOCAMENTO E DISPOSITIVO DE MULTIPLICADOR

DeferidaInvention Patent

Application data

Number

PI8404596

Type

Invention Patent

Filing

09/14/1984

Publication

08/06/1985

Progress at the INPI

  1. Filing09/14/84
  2. Publication08/06/85
  3. Examination12/02/86
  4. Allowance11/21/89
  5. Grant06/26/90
  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: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alcatel N.V.

NL

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Inventors

D. H. (pessoa física)

BE

D. R. (pessoa física)

BE

Technical data

IPC Classification

Priority claims

BE

897.773 · 09/19/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

11/21/1989

RPI 996

Exigência - art. 36 da LPI

#6.1

07/04/1989

RPI 976

14.1

11/17/1987

RPI 891

Solicitação de exame técnico

#4.1

12/02/1986

RPI 841

Publicação do pedido de patente

#3.1

08/06/1985

RPI 772

Pedido de patente depositado

#2.1

11/20/1984

RPI 735

Carta-patente expirada

#21.1

Patente extinta em 14/09/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

06/26/1990

RPI 1024

Notificação para pagamento de retribuição

#13.1

03/27/1990

RPI 1011

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