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Official data from INPI

Eletrodos óxidos de cerâmica para eletróise de sal em fusão.

ArquivadaInvention Patent

Application data

Number

PI8008963

Type

Invention Patent

Filing

12/04/1980

Publication

10/20/1981

Progress at the INPI

  1. Filing12/04/80
  2. Publication10/20/81
  3. Abandoned09/13/83
  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.

Talk to a specialist

Latest action published by the INPI: 02/02/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

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Inventors

D. J. (pessoa física)

D. J. (pessoa física)

S. A. (pessoa física)

W. D. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

79/42180 · 12/06/1979

US

80/01609 · 12/04/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

02/02/1988

RPI 902

Exigência - art. 36 da LPI

#6.1

07/28/1987

RPI 875

14.1

12/02/1986

RPI 841

Exigência - art. 36 da LPI

#6.1

09/03/1985

RPI 776

14.4

08/07/1984

RPI 720

14.4

07/10/1984

RPI 716

Exigência - art. 36 da LPI

#6.1

05/15/1984

RPI 708

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Notificação de entrada na fase nacional - PCT

#1.3

10/20/1981

RPI 574

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