Official data from INPI

DISPOSITIVO DE SIGILO TELEFÔNICO.

IndeferidaInvention Patent

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Application data

Number

PI8300930

Type

Invention Patent

Filing

02/25/1983

Publication

View on INPI

Progress at the INPI

Under appeal

Filing02/25/83
Publication
Examination11/22/83
Refused04/15/86
Grant
In force

The application was refused by the INPI on 04/15/1986. The invention was never patented.

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Latest action published by the INPI: 04/15/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Embracom Eletrônica S/A

SP, BR

Inventors

M. T. (pessoa física)

Technical data

IPC Classification

H04M 1/70

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

04/15/1986

RPI 808

Conhecimento de parecer técnico

#7.1

05/14/1985

RPI 760

Pedido de certificado de adição de invenção

#5.1

04/10/1984

RPI 703

Republicação - classificação IPC

#15.11

03/07/1984

RPI 698

Solicitação de exame técnico

#4.1

11/22/1983

RPI 683

Pedido de patente depositado

#2.1

04/12/1983

RPI 651

From the same holder

APERFEIÇOAMENTO EM BLOQUEADOR DE EXTENSÃO TELEFÔNICA.GAVETEIRO PARA SISTEMAS ELÉTRICOS E ELETRÔNICOS.

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