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Official data from INPI

PROCESSO DE FABRICACAO DE RESISTENCIA ELETRICA DE FILAMENTOS ESPIRALADOS DUPLOS E RESPECTIVA RESISTENCIA RESULTANTE

IndeferidaInvention Patent

Application data

Number

PI8400519

Type

Invention Patent

Filing

02/02/1984

Publication

09/17/1985

Progress at the INPI

Under appeal
  1. Filing02/02/84
  2. Publication09/17/85
  3. Examination11/17/87
  4. Refused12/12/89
  5. Grant
  6. In force

The application was refused by the INPI on 12/12/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 12/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. R. (pessoa física)

Inventors

R. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

12/12/1989

RPI 999

Pedido de certificado de adição de invenção

#5.1

03/29/1988

RPI 910

Pedido de certificado de adição de invenção

#5.1

03/01/1988

RPI 906

Solicitação de exame técnico

#4.1

11/17/1987

RPI 891

Publicação do pedido de patente

#3.1

09/17/1985

RPI 778

Pedido de patente depositado

#2.1

04/24/1984

RPI 705

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