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Official data from INPI

DISPOSITIVO DE MONITORIZACAO DE ALARME PARA REDES DIGITAIS DE CENTRAL DE COMUTACAO PARA TELECOMUNICACOES

ConcedidaInvention Patent

Application data

Number

PI8004933

Type

Invention Patent

Filing

08/10/1979

Publication

-

Progress at the INPI

  1. Filing08/10/79
  2. Publication
  3. Examination05/17/83
  4. Allowance03/13/84
  5. Grant10/30/84
  6. Terminated09/25/90

The patent was granted on 10/30/1984 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: 10/30/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PLESSEY CO LTD

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Inventors

C. P. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/30/1984

RPI 732

Notificação para pagamento de retribuição

#13.1

07/03/1984

RPI 715

Deferimento

#9.1

03/13/1984

RPI 699

Republicação - classificação IPC

#15.11

02/21/1984

RPI 696

Exigência - art. 36 da LPI

#6.1

11/01/1983

RPI 680

Solicitação de exame técnico

#4.1

05/17/1983

RPI 656

14.4

08/03/1982

RPI 615

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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