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Official data from INPI

Aperfeiçoamento em processo para produção de aço silício eletromagnético tendo orientação cúbica na borda e aço silício orientado cubicamente na borda.

ArquivadaInvention Patent

Application data

Number

PI7902164

Type

Invention Patent

Filing

04/09/1979

Publication

-

Progress at the INPI

  1. Filing04/09/79
  2. Publication
  3. Examination12/29/81
  4. Allowance03/29/83
  5. Abandoned
  6. In force

The application was allowed on 03/29/1983 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: 12/20/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. C. (pessoa física)

US

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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

12/20/1983

RPI 687

Notificação para pagamento de retribuição

#13.1

08/02/1983

RPI 667

Deferimento

#9.1

03/29/1983

RPI 649

Exigência - art. 36 da LPI

#6.1

10/26/1982

RPI 627

14.1

07/20/1982

RPI 613

Solicitação de exame técnico

#4.1

12/29/1981

RPI 584

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