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Official data from INPI

CHAVE DE TUBO, TIPO LEVE, COM CABO ARTICULÁVEL.

ConcedidaUtility Model

Application data

Number

MU6101669

Type

Utility Model

Filing

11/19/1981

Publication

06/28/1983

Progress at the INPI

  1. Filing11/19/81
  2. Publication06/28/83
  3. Examination11/22/83
  4. Allowance07/30/85
  5. Grant05/27/86
  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: 05/27/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ferramentas Belzer do Brasil Ltda

SP, BR

Inventors

B. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/27/1986

RPI 814

Notificação para pagamento de retribuição

#13.1

11/26/1985

RPI 788

Deferimento

#9.1

07/30/1985

RPI 771

Exigência - art. 36 da LPI

#6.1

12/26/1984

RPI 740

Solicitação de exame técnico

#4.1

11/22/1983

RPI 683

Publicação do pedido de patente

#3.1

06/28/1983

RPI 662

Pedido de patente depositado

#2.1

01/05/1982

RPI 585

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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