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Official data from INPI

CONICALEIRA DE MEADA PARA CONE

ConcedidaUtility Model

Application data

Number

MU6400731

Type

Utility Model

Filing

05/18/1984

Publication

09/18/1984

Progress at the INPI

  1. Filing05/18/84
  2. Publication09/18/84
  3. Examination12/18/84
  4. Allowance03/31/87
  5. Grant10/27/87
  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.

Talk to a specialist

Latest action published by the INPI: 10/27/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MURATA DO BRASIL IND E COMERCI [BR]

Inventors

K. I. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/27/1987

RPI 888

Notificação para pagamento de retribuição

#13.1

08/11/1987

RPI 877

Deferimento

#9.1

03/31/1987

RPI 858

Exigência - art. 36 da LPI

#6.1

07/22/1986

RPI 822

Solicitação de exame técnico

#4.1

12/18/1984

RPI 739

Publicação antecipada

#3.2

09/18/1984

RPI 726

Pedido de patente depositado

#2.1

07/24/1984

RPI 718

Carta-patente expirada

#21.1

10/04/1994

RPI 1244

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