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Official data from INPI

DISPOSITIVO SUPORTE ISOLANTE PARA CONDUTORES DE BARRAS

Em AnáliseInvention Patent

Application data

Number

PI7902377

Type

Invention Patent

Filing

04/17/1978

Publication

-

Progress at the INPI

  1. Filing04/17/78
  2. Publication
  3. Examination10/06/81
  4. Allowance06/22/82
  5. Grant06/28/83
  6. Terminated05/17/88

The patent was granted on 06/28/1983 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. E. (pessoa física)

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Inventors

B. M. (pessoa física)

D. E. (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

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

10/05/1982

RPI 624

Deferimento

#9.1

06/22/1982

RPI 609

Solicitação de exame técnico

#4.1

10/06/1981

RPI 572

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