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Official data from INPI

FILTRO ATIVO BIQUADRADO DE MODO DE CORRENTE

ConcedidaInvention Patent

Application data

Number

PI8108603

Type

Invention Patent

Filing

03/13/1981

Publication

04/06/1982

Progress at the INPI

  1. Filing03/13/81
  2. Publication04/06/82
  3. Examination11/01/83
  4. Allowance07/09/85
  5. Grant04/29/86
  6. Terminated08/07/90

The patent was granted on 04/29/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MOTOROLA INC [US]

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Inventors

G. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/29/1986

RPI 810

Notificação para pagamento de retribuição

#13.1

11/26/1985

RPI 788

Deferimento

#9.1

07/09/1985

RPI 768

Exigência - art. 36 da LPI

#6.1

03/19/1985

RPI 752

Exigência - art. 36 da LPI

#6.1

07/17/1984

RPI 717

Solicitação de exame técnico

#4.1

11/01/1983

RPI 680

Notificação de entrada na fase nacional - PCT

#1.3

04/06/1982

RPI 598

Anuidade - prazo legal encerrado

#18.2

08/07/1990

RPI 1027

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