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Official data from INPI

Processo para produção de aluminio metálico, aperfeiçoamento em processo para produção de alumínio metálico, e aparelho para produção do mesmo.

ArquivadaInvention Patent

Application data

Number

PI7703468

Type

Invention Patent

Filing

05/27/1977

Publication

-

Progress at the INPI

  1. Filing05/27/77
  2. Publication
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/16/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alcan Research and Development Limited

CA

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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. 36 §1° da LPI

#11.2

03/16/1982

RPI 595

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