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Official data from INPI

PORTA PARA FORNO

ConcedidaUtility Model

Application data

Number

MU6300432

Type

Utility Model

Filing

04/11/1983

Publication

11/22/1983

Progress at the INPI

  1. Filing04/11/83
  2. Publication11/22/83
  3. Examination02/21/84
  4. Allowance11/12/85
  5. Grant07/29/86
  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: 07/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IND DE FORNOS SUPERFECTA LTDA [BR]

Inventors

S. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/29/1986

RPI 823

Notificação para pagamento de retribuição

#13.1

04/15/1986

RPI 808

Deferimento

#9.1

11/12/1985

RPI 786

Solicitação de exame técnico

#4.1

02/21/1984

RPI 696

Publicação antecipada

#3.2

11/22/1983

RPI 683

Pedido de patente depositado

#2.1

05/24/1983

RPI 657

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

20.4

09/10/1991

RPI 1084

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