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Official data from INPI

DISPOSICAO CONSTRUTIVA EM CONJUNTO DE PONTEIRA DE SUPORTE TUBULAR

ConcedidaUtility Model

Application data

Number

MU6300676

Type

Utility Model

Filing

05/24/1983

Publication

01/15/1985

Progress at the INPI

  1. Filing05/24/83
  2. Publication01/15/85
  3. Examination04/07/87
  4. Allowance03/15/88
  5. Grant03/28/89
  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: 03/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SATIKO TOMIOKA [BR]

Inventors

T. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/28/1989

RPI 962

Notificação para pagamento de retribuição

#13.1

07/19/1988

RPI 926

Deferimento

#9.1

03/15/1988

RPI 908

Solicitação de exame técnico

#4.1

04/07/1987

RPI 859

Publicação do pedido de patente

#3.1

01/15/1985

RPI 743

Pedido de patente depositado

#2.1

07/05/1983

RPI 663

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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