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Official data from INPI

PROCESSO E SISTEMA DE TRATAMENTO DE UMA FORMACAO SUBTERRANEA,PROCESSO E SISTEMA DE PRODUCAO DA ESPUMA RESPECTIVA E SEPARADOR PARA CONCENTRACAO DE SUSPENSAO CORRELATA

ArquivadaInvention Patent

Application data

Number

PI7803895

Type

Invention Patent

Filing

06/20/1977

Publication

-

Progress at the INPI

  1. Filing06/20/77
  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.

Talk to a specialist

Latest action published by the INPI: 04/05/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PALMER ENG CO LTD

Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

04/05/1983

RPI 650

Republicação - classificação IPC

#15.11

09/08/1982

RPI 620

Exigência - art. 36 da LPI

#6.1

07/20/1982

RPI 613

6.2

01/05/1982

RPI 585

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