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Official data from INPI

MECANISMO DE ALAVANCA DE FREIO

ConcedidaUtility Model

Application data

Number

MU6101419

Type

Utility Model

Filing

10/13/1981

Publication

02/16/1982

Progress at the INPI

  1. Filing10/13/81
  2. Publication02/16/82
  3. Examination04/20/82
  4. Allowance07/09/85
  5. Grant02/04/86
  6. Expired12/07/93

The letters patent expired on 12/07/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 02/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. L. (pessoa física)

Inventors

D. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/04/1986

RPI 798

Notificação para pagamento de retribuição

#13.1

11/12/1985

RPI 786

Deferimento

#9.1

07/09/1985

RPI 768

Exigência - art. 36 da LPI

#6.1

11/13/1984

RPI 734

Solicitação de exame técnico

#4.1

04/20/1982

RPI 600

Publicação antecipada

#3.2

02/16/1982

RPI 591

Pedido de patente depositado

#2.1

11/24/1981

RPI 579

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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