(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

METODO PARA ESTABELECER CHAMADA DE CONFERENICA EM SISTEMA DE COMUTACAO TELEFONICA DIGITAL

Em AnáliseInvention Patent
Talk to an expert

Application data

Number

PI8207094

Type

Invention Patent

Filing

12/10/1981

Publication

10/11/1983
View on INPI

Progress at the INPI

  1. Filing12/10/81
  2. Publication10/11/83
  3. Examination01/29/85
  4. Allowance
  5. Grant
  6. In force

Published on 10/11/1983, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Leave your contact and we will alert you

We track INPI publications and let you know as soon as this case moves.

We use your details only for this alert.

Latest action published by the INPI: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

INT STANDARD ELECTRIC CORP [US]

See this company's full portfolio

Inventors

E. J. (pessoa física)

Z. J. (pessoa física)

Technical data

IPC Classification

H04M 3/56

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

112

10/25/1988

RPI 940

Pedido de recurso

#12.3

06/14/1988

RPI 921

11.3

02/23/1988

RPI 905

14.1

11/24/1987

RPI 892

Exigência - art. 36 da LPI

#6.1

01/13/1987

RPI 847

Exigência - art. 36 da LPI

#6.1

09/17/1985

RPI 778

Solicitação de exame técnico

#4.1

01/29/1985

RPI 745

Publicação do pedido de patente

#3.1

10/11/1983

RPI 677

Pedido de patente depositado

#2.1

02/01/1983

RPI 641

Related

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.