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Official data from INPI

ELEMENTO DE FUSIVEL PARA FUSIVEL LIMITADOR DE CORRENTE DE ALTA TENSAO

Em AnáliseInvention Patent

Application data

Number

PI7802799

Type

Invention Patent

Filing

05/05/1977

Publication

-

Progress at the INPI

  1. Filing05/05/77
  2. Publication
  3. Examination
  4. Allowance04/27/82
  5. Grant11/30/82
  6. Terminated05/17/88

The patent was granted on 11/30/1982 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MC GRAW EDISON CO

Inventors

H. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

11/30/1982

RPI 632

Notificação para pagamento de retribuição

#13.1

08/31/1982

RPI 619

Deferimento

#9.1

04/27/1982

RPI 601

Exigência - art. 36 da LPI

#6.1

11/03/1981

RPI 576

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