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Official data from INPI

PROCESSO E DISPOSITIVO PARA A AGREGAÇÃO DE FINOS DE CARVÃO VEGETAL E/OU MINERAL

ArquivadaInvention Patent
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Application data

Number

PI8204456

Type

Invention Patent

Filing

07/29/1982

Publication

03/13/1984
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Progress at the INPI

  1. Filing07/29/82
  2. Publication03/13/84
  3. Abandoned06/05/84
  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: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. E. (pessoa física)

SP, BR

Inventors

M. E. (pessoa física)

BR

Technical data

IPC Classification

C10L 5/00C22B 1/14

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/30/1985

RPI 771

Exigência - art. 36 da LPI

#6.1

11/27/1984

RPI 736

14.1

09/04/1984

RPI 724

Solicitação de exame técnico

#4.1

06/05/1984

RPI 711

Publicação do pedido de patente

#3.1

03/13/1984

RPI 699

14.1

12/06/1983

RPI 685

14.2

05/31/1983

RPI 658

Pedido de patente depositado

#2.1

09/14/1982

RPI 621

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