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Official data from INPI

TRANSMISSOR PARA TRANSMITIR UM SINAL MODULADO EM FREQUÊNCIA DE DESLOCAMENTO FSK

ConcedidaInvention Patent
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Application data

Number

PI8205727

Type

Invention Patent

Filing

09/30/1982

Publication

09/06/1983
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Progress at the INPI

  1. Filing09/30/82
  2. Publication09/06/83
  3. Examination11/26/85
  4. Allowance10/13/87
  5. Grant05/31/88
  6. Expired07/01/08

The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N.V. Philips'Gloeilampenfabrieken

NL

Philips Electronics N.V.

NL

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Inventors

N. T. (pessoa física)

NL

Technical data

IPC Classification

H04L 27/12

Priority claims

NL

8104487 · 10/02/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

02/09/1988

RPI 903

Deferimento

#9.1

10/13/1987

RPI 886

Exigência - art. 36 da LPI

#6.1

05/26/1987

RPI 866

Republicação - classificação IPC

#15.11

05/05/1987

RPI 863

Exigência - art. 36 da LPI

#6.1

08/19/1986

RPI 826

Solicitação de exame técnico

#4.1

11/26/1985

RPI 788

8.1

08/20/1985

RPI 774

Publicação do pedido de patente

#3.1

09/06/1983

RPI 672

Pedido de patente depositado

#2.1

11/23/1982

RPI 631

Carta-patente expirada

#21.1

Patente extinta em 30/09/97

07/01/2008

RPI 1956

Alteração de nome deferida

#25.4

10/14/1997

RPI 1402

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