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Official data from INPI

APARELHO RECEPTOR DE SINAIS E PROCESSO PARA DETERMINAR EM UM APARELHO RECEPTOR DE SINAIS A PRESENÇA DO COMPONENTE DE SINAL QUE TENHA UMA CARACTERÍSTICA CONHECIDA.

ConcedidaInvention Patent

Application data

Number

PI8100349

Type

Invention Patent

Filing

01/23/1981

Publication

-

Progress at the INPI

  1. Filing01/23/81
  2. Publication
  3. Examination09/27/83
  4. Allowance10/09/84
  5. Grant04/30/85
  6. Terminated02/04/92

The patent was granted on 04/30/1985 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: 04/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

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Inventors

A. J. (pessoa física)

M. T. (pessoa física)

Technical data

IPC Classification

Priority claims

US

116.119 · 01/28/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

02/20/1985

RPI 748

Deferimento

#9.1

10/09/1984

RPI 729

Exigência - art. 36 da LPI

#6.1

04/03/1984

RPI 702

Solicitação de exame técnico

#4.1

09/27/1983

RPI 675

Republicação - classificação IPC

#15.11

06/28/1983

RPI 662

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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