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Official data from INPI

PROCESSO PARA PRODUÇÃO DE CONCENTRADO DE DIÓXIDO DE TITÂNIO, FERRO METÁLICO E OUTROS SUBPRODUTOS DE ILMENITA E MINÉRIOS SIMILARES.

ArquivadaInvention Patent

Application data

Number

PI8201050

Type

Invention Patent

Filing

03/01/1982

Publication

10/25/1983

Progress at the INPI

  1. Filing03/01/82
  2. Publication10/25/83
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 03/01/1982 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 02/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. D. (pessoa física)

BA, BR

CEDEP - Centro de Pesquisas e Desenvolvimento

Inventors

J. T. (pessoa física)

BR

W. P. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

02/04/1986

RPI 798

Publicação do pedido de patente

#3.1

10/25/1983

RPI 679

Pedido de patente depositado

#2.1

04/13/1982

RPI 599

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