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Official data from INPI

TUBETE APLICAVEL NA PUPINIZACAO DE LINHAS TELEFONICAS

ConcedidaUtility Model

Application data

Number

MU6401733

Type

Utility Model

Filing

10/22/1984

Publication

05/20/1986

Progress at the INPI

  1. Filing10/22/84
  2. Publication05/20/86
  3. Examination08/19/86
  4. Allowance02/09/88
  5. Grant08/30/88
  6. Terminated10/02/90

The patent was granted on 08/30/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SIELD TRON SISTEMAS ELETRICOS [BR]

Inventors

M. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

06/07/1988

RPI 920

Deferimento

#9.1

02/09/1988

RPI 903

Exigência - art. 36 da LPI

#6.1

08/18/1987

RPI 878

Solicitação de exame técnico

#4.1

08/19/1986

RPI 826

Publicação do pedido de patente

#3.1

05/20/1986

RPI 813

Pedido de patente depositado

#2.1

01/22/1985

RPI 744

Anuidade - prazo legal encerrado

#18.2

10/02/1990

RPI 1035

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