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Official data from INPI

SISTEMA DE RECICLAGEM DE CALOR E PROCESSO PARA ALIMENTACAO DE MISTURA COMBUSTIVEL DE COMBUSTIVEL FLUIDO E AR NO INTERIOR DE MOTOR DE COMBUSTAO INTERNA

ArquivadaInvention Patent
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Application data

Number

PI8207208

Type

Invention Patent

Filing

12/23/1981

Publication

10/11/1983
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Progress at the INPI

  1. Filing12/23/81
  2. Publication10/11/83
  3. Examination01/21/86
  4. Allowance10/29/86
  5. Abandoned
  6. In force

The application was allowed on 10/29/1986 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: 10/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LIQUID FUELS TRUST BOARD [NZ]

Inventors

N. B. (pessoa física)

W. P. (pessoa física)

Technical data

IPC Classification

F02M 31/14

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

03/31/1987

RPI 858

Deferimento

#9.1

10/29/1986

RPI 836

Solicitação de exame técnico

#4.1

01/21/1986

RPI 796

Publicação do pedido de patente

#3.1

10/11/1983

RPI 677

Pedido de patente depositado

#2.1

02/01/1983

RPI 641

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