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Official data from INPI

PROCESSO PARA A REMOCAO DE CROMO HEXAVALENTE A PARTIR DE UMA SOLUCAO AQUOSA IMPURA DE CLORATO DE METAL ALCALINO CONTENDO CROMO HEXAVALENTE COMO UMA IMPUREZA E PROCESSO PARA A REMOCAO E RECUPERACAO DE COMPOSTOS DE CROMO PREICIPITADO DE UMA SOLUCAO AQUOSA DE CLORATO DE METAL ALCALINO CONTENDO OS MESMOS

ArquivadaInvention Patent

Application data

Number

PI8005587

Type

Invention Patent

Filing

09/04/1979

Publication

-

Progress at the INPI

  1. Filing09/04/79
  2. Publication
  3. Examination06/28/83
  4. Allowance11/13/84
  5. Abandoned
  6. In force

The application was allowed on 11/13/1984 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: 03/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OLIN CORP

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Inventors

K. J. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

03/04/1986

RPI 802

Notificação para pagamento de retribuição

#13.1

03/26/1985

RPI 753

Deferimento

#9.1

11/13/1984

RPI 734

Exigência - art. 36 da LPI

#6.1

01/31/1984

RPI 693

Solicitação de exame técnico

#4.1

06/28/1983

RPI 662

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