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Official data from INPI

PROCESSO PARA ELETROLISE DE UMA SOLUCAO AQUOSA DE CLORETO DE METAL ALCALINO

ArquivadaInvention Patent
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Application data

Number

PI8105581

Type

Invention Patent

Filing

09/01/1981

Publication

04/05/1983
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Progress at the INPI

  1. Filing09/01/81
  2. Publication04/05/83
  3. Abandoned06/04/85
  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.

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Latest action published by the INPI: 05/23/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KANEGAFUCHI CHEMICAL IND [JP]

Inventors

H. Y. (pessoa física)

I. T. (pessoa física)

K. T. (pessoa física)

S. Y. (pessoa física)

Technical data

IPC Classification

C25B 1/16C25B 9/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

05/23/1989

RPI 970

Exigência - art. 36 da LPI

#6.1

11/08/1988

RPI 942

Exigência - art. 36 da LPI

#6.1

12/24/1985

RPI 792

Solicitação de exame técnico

#4.1

06/04/1985

RPI 763

Publicação do pedido de patente

#3.1

04/05/1983

RPI 650

Pedido de patente depositado

#2.1

10/13/1981

RPI 573

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