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Official data from INPI

PROCESSO PARA FLOTACAO EM ESPUMA,DE MINERIOS,MINERAIS OU COMPOSTOS CONTENDO FOSFATO,FLUORETO,COBRE OU COBALTO,COMPOSTO ANFOTERO USANDO NO MESMO,BEM COMO PROCESSO PARA PREPARACAO DO DITO COMPOSTO

ArquivadaInvention Patent

Application data

Number

PI8302325

Type

Invention Patent

Filing

06/28/1982

Publication

01/10/1984

Progress at the INPI

  1. Filing06/28/82
  2. Publication01/10/84
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 06/28/1982 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: 04/22/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SENTRACHEM LTD [ZA]

Inventors

B. J. (pessoa física)

C. E. (pessoa física)

H. (pessoa física)

R. J. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

04/22/1986

RPI 809

Publicação do pedido de patente

#3.1

01/10/1984

RPI 690

Pedido de patente depositado

#2.1

06/21/1983

RPI 661

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