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Official data from INPI

COMPOICAO DE REVESTIMENTO E PROCESSO DE TRATAMENTO DE SUPERFICIE METALICA LIMPA

Em AnáliseInvention Patent

Application data

Number

PI7907052

Type

Invention Patent

Filing

10/31/1978

Publication

-

Progress at the INPI

  1. Filing10/31/78
  2. Publication
  3. Examination06/29/82
  4. Allowance
  5. Grant
  6. In force

Published on 06/29/1982, 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: 11/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OXY METAL INDUSTRIES CORP

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.2

11/17/1987

RPI 891

Indeferimento

#9.2

12/23/1986

RPI 844

Conhecimento de parecer técnico

#7.1

11/29/1983

RPI 684

Solicitação de exame técnico

#4.1

06/29/1982

RPI 610

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