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

APERFEIÇOAMENTOS EM EQUIPAMENTO TELEFÔNICO.

Em AnáliseInvention Patent
Talk to an expert

Application data

Number

PI8705944

Type

Invention Patent

Filing

11/05/1987

Publication

10/11/1988
View on INPI

Progress at the INPI

  1. Filing11/05/87
  2. Publication10/11/88
  3. Abandoned01/17/89
  4. Allowance
  5. Grant
  6. 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.

Talk to a specialist

Latest action published by the INPI: 01/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NEC do Brasil S/A

SP, BR

See this company's full portfolio

Inventors

C. W. (pessoa física)

BR

Technical data

IPC Classification

H04M 3/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

01/17/1989

RPI 952

Publicação antecipada

#3.2

10/11/1988

RPI 938

Pedido de patente depositado

#2.1

03/01/1988

RPI 906

Arquivamento - Art. 36 §1° da LPI

#11.2

03/23/1993

RPI 1164

Exigência - art. 36 da LPI

#6.1

05/12/1992

RPI 1119

Related

Patent monitoring

Track this patent in real time.

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