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Official data from INPI

Desmagnetizador eletrônico de fitas magnéticas.

Em AnáliseUtility Model

Application data

Number

MU6200646

Type

Utility Model

Filing

05/13/1982

Publication

06/28/1983

Progress at the INPI

  1. Filing05/13/82
  2. Publication06/28/83
  3. Examination10/04/83
  4. Refused07/23/85
  5. Grant
  6. In force

The application was refused on 07/23/1985 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 07/23/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Empresa Brasileira de Telecomunicações S/A - EMBRATEL

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Inventors

S. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

131

07/23/1985

RPI 770

Indeferimento

#9.2

01/08/1985

RPI 742

Solicitação de exame técnico

#4.1

10/04/1983

RPI 676

Publicação antecipada

#3.2

06/28/1983

RPI 662

Pedido de patente depositado

#2.1

06/29/1982

RPI 610

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