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Official data from INPI

PROCESSO PARA PREPARAR UM MATERIAL DE ELÉTRODO ATIVO, E, PROCESSO PARA PREPARAR UM ELÉTRODO ATIVO DE FERRO

ArquivadaInvention Patent

Application data

Number

PI8201549

Type

Invention Patent

Filing

03/19/1982

Publication

02/08/1983

Progress at the INPI

  1. Filing03/19/82
  2. Publication02/08/83
  3. Abandoned04/02/85
  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: 09/01/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

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Inventors

E. P. (pessoa física)

US

J. J. (pessoa física)

US

J. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

254.708 · 04/16/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/01/1987

RPI 880

Exigência - art. 36 da LPI

#6.1

02/17/1987

RPI 852

Solicitação de exame técnico

#4.1

04/02/1985

RPI 754

Publicação do pedido de patente

#3.1

02/08/1983

RPI 642

Pedido de patente depositado

#2.1

05/04/1982

RPI 602

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