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Official data from INPI

BLOCO REFRATARIO PARA FORNOS

Em AnáliseUtility Model

Application data

Number

MU6100550

Type

Utility Model

Filing

04/28/1981

Publication

12/14/1982

Progress at the INPI

  1. Filing04/28/81
  2. Publication12/14/82
  3. Examination07/19/83
  4. Allowance04/03/84
  5. Grant11/27/84
  6. Terminated07/12/88

The patent was granted on 11/27/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

INFORGEL IND DE FORNOS GENGA L [BR]

Inventors

G. V. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

11/27/1984

RPI 736

Notificação para pagamento de retribuição

#13.1

08/07/1984

RPI 720

Deferimento

#9.1

04/03/1984

RPI 702

Solicitação de exame técnico

#4.1

07/19/1983

RPI 665

Publicação do pedido de patente

#3.1

12/14/1982

RPI 634

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