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Official data from INPI

DETECTOR DIGITAL DE TENSÃO DE DESLOCAMENTO.

Em AnáliseInvention Patent

Application data

Number

PI8102056

Type

Invention Patent

Filing

04/02/1981

Publication

11/09/1982

Progress at the INPI

  1. Filing04/02/81
  2. Publication11/09/82
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The applicant withdrew the application. The case ended without a patent.

Talk to a specialist

Latest action published by the INPI: 01/02/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Telecomunicações Brasileiras S/A - Telebrás

SP, BR

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Inventors

K. G. (pessoa física)

R. V. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

10.1

01/02/1985

RPI 741

Publicação do pedido de patente

#3.1

11/09/1982

RPI 629

Republicação - classificação IPC

#15.11

12/15/2009

RPI 2032

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