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Official data from INPI

NOVO METODO PARA TESTAR CONDUTORES ISOLADOS DENTRO DE CABOS

Em AnáliseInvention Patent

Application data

Number

PI7600671

Type

Invention Patent

Filing

02/04/1975

Publication

-

Progress at the INPI

  1. Filing02/04/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant11/10/81
  6. Terminated04/23/85

The patent was granted on 11/10/1981 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: 04/23/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STANDARD ELECTRICA SA

Inventors

B. A. (pessoa física)

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

04/23/1985

RPI 757

Cessão de direito de exploração

#22.1

10/30/1984

RPI 732

Concessão da patente

#16.1

11/10/1981

RPI 577

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