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Official data from INPI

EMBREAGEM MULTIDISCO DE ACIONAMENTO MECÂNICO COM FREIO

Em AnáliseUtility Model

Application data

Number

MU6801461

Type

Utility Model

Filing

07/01/1988

Publication

10/04/1988

Progress at the INPI

  1. Filing07/01/88
  2. Publication10/04/88
  3. Examination02/14/89
  4. Allowance06/29/93
  5. Grant03/29/94
  6. Terminated10/31/95

The patent was granted on 03/29/1994 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 02/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unitec Transmissões, Equipamentos e Sinterização Ltda.

SP, BR

See this company's full portfolio

Inventors

J. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/14/1989

RPI 956

Publicação antecipada

#3.2

10/04/1988

RPI 937

Pedido de patente depositado

#2.1

09/27/1988

RPI 936

Anuidade - prazo legal encerrado

#18.2

10/31/1995

RPI 1300

Concessão da patente

#16.1

03/29/1994

RPI 1217

Notificação para pagamento de retribuição

#13.1

11/16/1993

RPI 1198

Deferimento

#9.1

06/29/1993

RPI 1178

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