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Official data from INPI

FERRAMENTA DE SUSTENTAÇÃO E TRACIONAMENTO DE CORDOALHA

Em AnáliseInvention Patent

Application data

Number

PI8406693

Type

Invention Patent

Filing

12/11/1984

Publication

10/29/1985

Progress at the INPI

  1. Filing12/11/84
  2. Publication10/29/85
  3. Examination12/08/87
  4. Allowance10/30/90
  5. Grant05/28/91
  6. Terminated03/03/92

The patent was granted on 05/28/1991 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: 12/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Telecomunicações de Minas Gerais S/A - TELEMIG

MG, BR

See this company's full portfolio

Inventors

I. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/08/1987

RPI 894

Publicação antecipada

#3.2

10/29/1985

RPI 784

Pedido de patente depositado

#2.1

03/12/1985

RPI 751

Anuidade - prazo legal encerrado

#18.2

03/03/1992

RPI 1109

Concessão da patente

#16.1

05/28/1991

RPI 1069

Notificação para pagamento de retribuição

#13.1

02/13/1991

RPI 1054

Deferimento

#9.1

10/30/1990

RPI 1039

Exigência - art. 36 da LPI

#6.1

04/24/1990

RPI 1015

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