(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO PARA FORNECER COMBUSTÍVEL DIESEL A UM MOTOR DIESEL DURANTE CONDIÇÕES DE TEMPO FRIO E UNIDADE DE CONTROLE DE COMBUSTÍVEL DIESEL

IndeferidaInvention Patent

Application data

Number

PI8201235

Type

Invention Patent

Filing

03/08/1982

Publication

10/25/1983

Progress at the INPI

Under appeal
  1. Filing03/08/82
  2. Publication10/25/83
  3. Examination08/06/85
  4. Refused01/13/87
  5. Grant
  6. In force

The application was refused by the INPI on 01/13/1987. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 03/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. C. (pessoa física)

US

Inventors

W. D. (pessoa física)

US

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

03/24/1987

RPI 857

Indeferimento

#9.2

01/13/1987

RPI 847

Solicitação de exame técnico

#4.1

08/06/1985

RPI 772

Publicação do pedido de patente

#3.1

10/25/1983

RPI 679

Pedido de patente depositado

#2.1

04/20/1982

RPI 600

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.