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Official data from INPI

Aperfeiçoamento em processo para produzir aço eletromagnético; aço silício orientado segundo direções definidas pelas arestas da célula cúbica; e cinta laminada a quente.

ArquivadaInvention Patent

Application data

Number

PI7703868

Type

Invention Patent

Filing

06/15/1977

Publication

-

Progress at the INPI

  1. Filing06/15/77
  2. Publication
  3. Examination
  4. Allowance07/12/83
  5. Abandoned
  6. In force

The application was allowed on 07/12/1983 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 06/19/1984. 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

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

06/19/1984

RPI 713

Notificação para pagamento de retribuição

#13.1

11/08/1983

RPI 681

Deferimento

#9.1

07/12/1983

RPI 664

Exigência - art. 36 da LPI

#6.1

07/27/1982

RPI 614

15.0

03/23/1982

RPI 596

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