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Official data from INPI

PROCESSO PARA PRODUZIR ACO A PARTIR DE ESPONJA METALICA,SOB UTILIZACAO DE PLASMAS GASOSOS PARA SERVIREM DE VEICULO ENERGETICO

ArquivadaInvention Patent

Application data

Number

PI7801444

Type

Invention Patent

Filing

03/10/1977

Publication

-

Progress at the INPI

  1. Filing03/10/77
  2. Publication
  3. Examination
  4. Allowance03/01/83
  5. Abandoned
  6. In force

The application was allowed on 03/01/1983 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

KRUPP GMBH

Inventors

No inventors listed.

Technical data

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

06/21/1983

RPI 661

Deferimento

#9.1

03/01/1983

RPI 645

Republicação - classificação IPC

#15.11

01/11/1983

RPI 638

Exigência - art. 36 da LPI

#6.1

06/22/1982

RPI 609

6.2

12/22/1981

RPI 583

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