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Official data from INPI

FORNOS SEMICONTÍNUOS DE UMA OU MAIS FORNALHAS

Arquivada/ExtintaUtility Model

Application data

Number

MU7501507

Type

Utility Model

Filing

06/28/1995

Publication

11/25/1997

Progress at the INPI

  1. Filing06/28/95
  2. Publication11/25/97
  3. Examination
  4. Allowance01/02/01
  5. Grant04/03/01
  6. Expired07/16/13

The letters patent expired on 07/16/2013: 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: 07/16/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. S. (pessoa física)

MG, BR

Inventors

A. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 28/06/2010

07/16/2013

RPI 2219

Concessão da patente

#16.1

04/03/2001

RPI 1578

Deferimento

#9.1

01/02/2001

RPI 1565

Exigência - art. 36 da LPI

#6.1

05/30/2000

RPI 1534

Publicação do pedido de patente

#3.1

11/25/1997

RPI 1408

Pedido de patente depositado

#2.1

08/22/1995

RPI 1290

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