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Official data from INPI

Processo para tornar um aço inoxidável austentíco apropriado para uso e composição que compreende um substrato de aço inoxidável austentico e um aço diferente ao mesmo.

IndeferidaInvention Patent

Application data

Number

PI7903482

Type

Invention Patent

Filing

06/04/1979

Publication

-

Progress at the INPI

Under appeal
  1. Filing06/04/79
  2. Publication
  3. Examination02/09/82
  4. Refused03/12/85
  5. Grant
  6. In force

The application was refused by the INPI on 03/12/1985. The invention was never patented.

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Latest action published by the INPI: 03/12/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Allegheny Ludlum Industries INC

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Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

03/12/1985

RPI 751

Republicação - classificação IPC

#15.11

09/06/1983

RPI 672

Conhecimento de parecer técnico

#7.1

08/09/1983

RPI 668

Republicação - classificação IPC

#15.11

02/22/1983

RPI 644

Exigência - art. 36 da LPI

#6.1

11/30/1982

RPI 632

14.1

04/27/1982

RPI 601

Solicitação de exame técnico

#4.1

02/09/1982

RPI 590

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