(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO E CIRCUITO ELETRÔNICO PARA DETECTAR LEVANTAMENTO DE CONJUGADO TELEFÔNICO DE MÃO.

ConcedidaInvention Patent

Application data

Number

PI8301380

Type

Invention Patent

Filing

03/18/1983

Publication

11/29/1983

Progress at the INPI

  1. Filing03/18/83
  2. Publication11/29/83
  3. Examination03/20/84
  4. Allowance09/17/85
  5. Grant05/27/86
  6. Terminated02/18/92

The patent was granted on 05/27/1986 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: 05/27/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cselt Centro Studi e Laboratori Telecomunicazioni S.p.a.

IT

See this company's full portfolio

Inventors

M. F. (pessoa física)

S. M. (pessoa física)

Technical data

IPC Classification

Priority claims

IT

67371-A/82 · 03/24/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/27/1986

RPI 814

Notificação para pagamento de retribuição

#13.1

01/21/1986

RPI 796

Deferimento

#9.1

09/17/1985

RPI 778

Exigência - art. 36 da LPI

#6.1

03/19/1985

RPI 752

Solicitação de exame técnico

#4.1

03/20/1984

RPI 700

Publicação do pedido de patente

#3.1

11/29/1983

RPI 684

Pedido de patente depositado

#2.1

05/03/1983

RPI 654

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.