Official data from INPI

APERFEICOAMENTO DO CIRCUITO DA CENTRAL DE PORTARIA PARA INTERFONES,COM UM ENLACE,SEM SIGILO

ArquivadaInvention Patent

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Application data

Number

PI8301871

Type

Invention Patent

Filing

04/08/1983

Publication

11/13/1984

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Progress at the INPI

Filing04/08/83
Publication11/13/84
Abandoned02/20/85
Allowance
Grant
In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 07/01/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HDL PROD ELETRON IND COM LTDA [BR]

Inventors

L. D. (pessoa física)

Technical data

IPC Classification

H04M 11/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/01/1986

RPI 819

Exigência - art. 36 da LPI

#6.1

01/14/1986

RPI 795

Solicitação de exame técnico

#4.1

02/20/1985

RPI 748

Publicação do pedido de patente

#3.1

11/13/1984

RPI 734

Pedido de patente depositado

#2.1

05/31/1983

RPI 658

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