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Official data from INPI

ARTIGO DE FIBRA DE CERAMICA RESISTENTE A ENCOLHIMENTO, FIBRA DE CERAMICA E PROCESSO PARA REVESTIR UNIFORMEMENTE UMA FIBRA DE CERAMICA

Em AnáliseInvention Patent

Application data

Number

PI8003124

Type

Invention Patent

Filing

05/21/1979

Publication

-

Progress at the INPI

  1. Filing05/21/79
  2. Publication
  3. Examination03/01/83
  4. Allowance
  5. Grant
  6. In force

Published on 03/01/1983, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 12/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CARBORUNDUM CO

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Inventors

S. R. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.2

12/13/1988

RPI 947

Arquivamento - Art. 38 §2° da LPI

#11.4

11/08/1988

RPI 942

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

06/16/1987

RPI 869

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Solicitação de exame técnico

#4.1

03/01/1983

RPI 645

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