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Official data from INPI

Processo de tratamento prévio de carvão a ser coqueificado e instalação de secagem e/ou pré - aquecimento de carvão.

ArquivadaInvention Patent
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Application data

Number

PI8007217

Type

Invention Patent

Filing

11/06/1980

Publication

07/13/1982
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Progress at the INPI

  1. Filing11/06/80
  2. Publication07/13/82
  3. Examination08/28/84
  4. Allowance06/09/87
  5. Abandoned
  6. In force

The application was allowed on 06/09/1987 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. F. (pessoa física)

FR

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Inventors

K. C. (pessoa física)

P. R. (pessoa física)

Technical data

IPC Classification

C10B 57/10

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

05/17/1988

RPI 917

Notificação para pagamento de retribuição

#13.1

09/29/1987

RPI 884

Deferimento

#9.1

06/09/1987

RPI 868

8.1

04/15/1986

RPI 808

Exigência - art. 36 da LPI

#6.1

04/16/1985

RPI 756

Solicitação de exame técnico

#4.1

08/28/1984

RPI 723

Publicação do pedido de patente

#3.1

07/13/1982

RPI 612

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