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Official data from INPI

CABECOTES PARA FIXICAO DE CORPOS DE PROVA EM EQUIPAMENTOS DE ENSAIOS DE TRACAO

ConcedidaUtility Model

Application data

Number

MU6201547

Type

Utility Model

Filing

11/11/1982

Publication

06/19/1984

Progress at the INPI

  1. Filing11/11/82
  2. Publication06/19/84
  3. Examination10/15/85
  4. Allowance03/15/88
  5. Grant11/29/88
  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: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MINAS GERAIS SIDERURG [BR]

Inventors

P. M. (pessoa física)

Q. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/29/1988

RPI 945

Notificação para pagamento de retribuição

#13.1

07/19/1988

RPI 926

Deferimento

#9.1

03/15/1988

RPI 908

Retificação

#15.6

01/12/1988

RPI 899

Retificação

#15.3

09/22/1987

RPI 883

Exigência - art. 36 da LPI

#6.1

09/30/1986

RPI 832

Solicitação de exame técnico

#4.1

10/15/1985

RPI 782

Publicação do pedido de patente

#3.1

06/19/1984

RPI 713

Pedido de patente depositado

#2.1

01/04/1983

RPI 637

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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