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Official data from INPI

PROCESSO DE JUNCAO DE ELASTOMEROS E TERMOPLASTICOS E DE TERMINACAO DE CABOS POR ESSA TECNICA,E CONJUNTO DE CABO ASSIM PRODUZIDO

Em AnáliseInvention Patent

Application data

Number

PI7702514

Type

Invention Patent

Filing

04/21/1976

Publication

-

Progress at the INPI

  1. Filing04/21/76
  2. Publication
  3. Examination
  4. Allowance06/01/82
  5. Grant
  6. Terminated12/08/87

The patent was granted 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: 12/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SCHLUMBERGER TECN CORP

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/08/1987

RPI 894

Notificação para pagamento de retribuição

#13.1

09/21/1982

RPI 622

Deferimento

#9.1

06/01/1982

RPI 606

15.0

11/24/1981

RPI 579

Exigência - art. 36 da LPI

#6.1

11/03/1981

RPI 576

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