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

SENSOR DE FERRITA MAGNETO-RESISTIVO, INSTRUMENTO MEDIDOR DE PARAMETROS FÍSICOS QUE USA O MESMO, E PROCESSO DE UTILIZAÇÃO DE PROPRIEDADES MAGNETOS-RESISTIVAS DE ELEMENTO DE FERRITA FERROMAGNÉTICA.

ConcedidaInvention Patent

Application data

Number

PI8103468

Type

Invention Patent

Filing

05/28/1981

Publication

02/24/1982

Progress at the INPI

  1. Filing05/28/81
  2. Publication02/24/82
  3. Examination04/24/84
  4. Allowance02/12/86
  5. Grant09/30/86
  6. Terminated08/30/94

The patent was granted on 09/30/1986 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: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Electric Company

US

See this company's full portfolio

Inventors

M. M. (pessoa física)

Technical data

Priority claims

US

153.886 · 05/28/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/30/1986

RPI 832

Notificação para pagamento de retribuição

#13.1

06/24/1986

RPI 818

Deferimento

#9.1

02/12/1986

RPI 799

Exigência - art. 36 da LPI

#6.1

04/16/1985

RPI 756

Exigência - art. 36 da LPI

#6.1

10/16/1984

RPI 730

Solicitação de exame técnico

#4.1

04/24/1984

RPI 705

Publicação do pedido de patente

#3.1

02/24/1982

RPI 592

Anuidade - prazo legal encerrado

#18.2

08/30/1994

RPI 1239

Related

Same category

Patent monitoring

Track this patent in real time.

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