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Official data from INPI

TAMBOR DE FREIO.

ConcedidaUtility Model

Application data

Number

MU6201083

Type

Utility Model

Filing

08/11/1982

Publication

06/07/1983

Progress at the INPI

  1. Filing08/11/82
  2. Publication06/07/83
  3. Examination10/29/85
  4. Allowance03/31/87
  5. Grant08/30/88
  6. Expired11/15/94

The letters patent expired on 11/15/1994: 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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fundição Arasaki Ltda

Inventors

S. S. (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

14.4

04/12/1988

RPI 912

Retificação

#15.6

12/22/1987

RPI 896

Retificação

#15.3

09/22/1987

RPI 883

Notificação para pagamento de retribuição

#13.1

08/11/1987

RPI 877

Deferimento

#9.1

03/31/1987

RPI 858

Retificação

#15.6

02/17/1987

RPI 852

Retificação

#15.3

12/02/1986

RPI 841

Solicitação de exame técnico

#4.1

10/29/1985

RPI 784

Publicação antecipada

#3.2

06/07/1983

RPI 659

Carta-patente expirada

#21.1

11/15/1994

RPI 1250

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