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Official data from INPI

TOMADOR DE CORRENTE ARTICULADO.

ConcedidaUtility Model

Application data

Number

MU6400485

Type

Utility Model

Filing

03/30/1984

Publication

11/05/1985

Progress at the INPI

  1. Filing03/30/84
  2. Publication11/05/85
  3. Examination05/06/86
  4. Allowance09/08/87
  5. Grant05/31/88
  6. Expired10/04/94

The letters patent expired on 10/04/1994: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Durr do Brasil S/A Equipamentos Industriais

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Inventors

I. K. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Deferimento

#9.1

09/08/1987

RPI 881

Exigência - art. 36 da LPI

#6.1

01/06/1987

RPI 846

Solicitação de exame técnico

#4.1

05/06/1986

RPI 811

Publicação do pedido de patente

#3.1

11/05/1985

RPI 785

Pedido de patente depositado

#2.1

06/19/1984

RPI 713

Carta-patente expirada

#21.1

10/04/1994

RPI 1244

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