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Official data from INPI

PROCESSO PARA FAZER CARVAO ATIVADO GRANULAR DURO,E PRODUTO OBTIDO

ArquivadaInvention Patent

Application data

Number

PI7807944

Type

Invention Patent

Filing

12/02/1977

Publication

-

Progress at the INPI

  1. Filing12/02/77
  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.

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Latest action published by the INPI: 07/17/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CARBORUNDUM CO

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/17/1984

RPI 717

8.1

11/01/1983

RPI 680

Exigência - art. 36 da LPI

#6.1

11/30/1982

RPI 632

6.2

03/16/1982

RPI 595

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