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Official data from INPI

PROCESSO PARA O PREPARO E A COMBUSTAO DE UMA MISTURA DE GAS - AR NUM MOTOR OTTO A GAS E MOTOR OTTO A GAS PARA REALIZACAO DESTE PROCESSO

ArquivadaInvention Patent

Application data

Number

PI8301747

Type

Invention Patent

Filing

04/10/1982

Publication

12/13/1983

Progress at the INPI

  1. Filing04/10/82
  2. Publication12/13/83
  3. Examination01/29/85
  4. Allowance04/22/86
  5. Abandoned
  6. In force

The application was allowed on 04/22/1986 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: 01/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MOTOREN WERKE MANNHEIM AG [DE]

Inventors

D. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

01/06/1987

RPI 846

Notificação para pagamento de retribuição

#13.1

08/26/1986

RPI 827

Deferimento

#9.1

04/22/1986

RPI 809

Exigência - art. 36 da LPI

#6.1

08/06/1985

RPI 772

Solicitação de exame técnico

#4.1

01/29/1985

RPI 745

Publicação do pedido de patente

#3.1

12/13/1983

RPI 686

Pedido de patente depositado

#2.1

05/24/1983

RPI 657

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