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Official data from INPI

SISTEMA DE CABO IMPREGNADO COM OLEO DE EMENDA PARA NELE SER USADA

Em AnáliseInvention Patent
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Application data

Number

PI7903453

Type

Invention Patent

Filing

05/31/1978

Publication

-
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Progress at the INPI

  1. Filing05/31/78
  2. Publication
  3. Examination10/13/81
  4. Allowance11/16/82
  5. Grant07/26/83
  6. Terminated05/17/88

The patent was granted on 07/26/1983 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

P. W. (pessoa física)

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Inventors

B. E. (pessoa física)

Technical data

IPC Classification

H02G 15/22

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

20.7

10/16/1984

RPI 730

20.4

10/02/1984

RPI 728

20.4

09/25/1984

RPI 727

Concessão da patente

#16.1

07/26/1983

RPI 666

Notificação para pagamento de retribuição

#13.1

03/22/1983

RPI 648

Deferimento

#9.1

11/16/1982

RPI 630

Exigência - art. 36 da LPI

#6.1

05/18/1982

RPI 604

Solicitação de exame técnico

#4.1

10/13/1981

RPI 573

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