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Official data from INPI

DISPOSIÇÃO INTRODUZIDA EM FORNO COM CONVECÇÃO FORÇADA

Prazo de SigiloUtility Model

Application data

Number

MU6801008

Type

Utility Model

Filing

05/04/1988

Publication

01/09/1990

Progress at the INPI

  1. Filing05/04/88
  2. Publication01/09/90
  3. Examination12/03/91
  4. Allowance07/27/93
  5. Grant06/28/94
  6. Expired09/25/01

The letters patent expired on 09/25/2001: 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: 04/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Metalúrgica Scavone Ltda.

RS, BR

Metalúrgica Scavone S/A

RS, BR

Inventors

A. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

04/04/1989

RPI 963

Carta-patente expirada

#21.1

Patente extinta em 04/05/98 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

09/25/2001

RPI 1603

20.4

08/29/1995

RPI 1291

Concessão da patente

#16.1

06/28/1994

RPI 1230

Notificação para pagamento de retribuição

#13.1

01/18/1994

RPI 1207

Deferimento

#9.1

07/27/1993

RPI 1182

Solicitação de exame técnico

#4.1

12/03/1991

RPI 1096

Publicação do pedido de patente

#3.1

01/09/1990

RPI 1001

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