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Official data from INPI

Processo para dessulfuração de coque.

ArquivadaInvention Patent

Application data

Number

PI8303866

Type

Invention Patent

Filing

07/19/1983

Publication

03/05/1985

Progress at the INPI

  1. Filing07/19/83
  2. Publication03/05/85
  3. Examination08/20/85
  4. Allowance12/16/86
  5. Abandoned
  6. In force

The application was allowed on 12/16/1986 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 10/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

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Inventors

K. S. (pessoa física)

O. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

10/06/1987

RPI 885

Notificação para pagamento de retribuição

#13.1

05/05/1987

RPI 863

Republicação - classificação IPC

#15.11

04/22/1987

RPI 861

Deferimento

#9.1

12/16/1986

RPI 843

Solicitação de exame técnico

#4.1

08/20/1985

RPI 774

Publicação do pedido de patente

#3.1

03/05/1985

RPI 750

Pedido de patente depositado

#2.1

09/27/1983

RPI 675

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