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Official data from INPI

PROCESSO APERFEICOADO PARA O BENEFICIAMENTO DE MINERIOS NAO SULFETADOS E SISTEMA COLETOR SINERGICO PARA MINERIOS NAO SULFETADOS

ArquivadaInvention Patent

Application data

Number

PI7700340

Type

Invention Patent

Filing

09/16/1976

Publication

-

Progress at the INPI

  1. Filing09/16/76
  2. Publication
  3. Abandoned
  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: 05/02/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AMERICAN CYANAMID CO

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Inventors

W. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

05/02/1984

RPI 706

Republicação - classificação IPC

#15.11

04/17/1984

RPI 704

Republicação - classificação IPC

#15.11

01/10/1984

RPI 690

Exigência - art. 36 da LPI

#6.1

09/06/1983

RPI 672

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