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Official data from INPI

CIRCUITO DE RELE DE MAXIMA(OU DE SOBRECARGA);PINO DE E TEMPORIZACAO E CIRCUITO MULTIPLICADOR DE CAPACITANCIA VARIAVEL

Em AnáliseInvention Patent

Application data

Number

PI8102464

Type

Invention Patent

Filing

04/23/1980

Publication

01/05/1982

Progress at the INPI

  1. Filing04/23/80
  2. Publication01/05/82
  3. Examination02/21/84
  4. Allowance01/02/85
  5. Grant07/30/85
  6. Terminated05/24/88

The patent was granted on 07/30/1985 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MC GRAW EDISON CO [US]

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Inventors

C. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

04/23/1985

RPI 757

Deferimento

#9.1

01/02/1985

RPI 741

Exigência - art. 36 da LPI

#6.1

08/07/1984

RPI 720

Solicitação de exame técnico

#4.1

02/21/1984

RPI 696

Publicação do pedido de patente

#3.1

01/05/1982

RPI 585

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