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Official data from INPI

DIFERENCIAL DE DIREÇÃO DE VEÍCULO

Em AnáliseInvention Patent

Application data

Number

PI8307688

Type

Invention Patent

Filing

05/09/1983

Publication

02/12/1985

Progress at the INPI

  1. Filing05/09/83
  2. Publication02/12/85
  3. Examination06/16/87
  4. Allowance02/09/88
  5. Grant04/24/90
  6. Terminated09/05/95

The patent was granted on 04/24/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Caterpillar, Inc.

US

Caterpillar Tractor Co.

US

See this company's full portfolio

Inventors

E. O. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

474.858 · 03/14/1983

US

PCT/83/00701 · 05/09/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.1

09/26/1989

RPI 988

Retificação

#15.6

05/16/1989

RPI 969

Retificação

#15.3

12/20/1988

RPI 948

Deferimento

#9.1

02/09/1988

RPI 903

Solicitação de exame técnico

#4.1

06/16/1987

RPI 869

Notificação de entrada na fase nacional - PCT

#1.3

02/12/1985

RPI 747

Anuidade - prazo legal encerrado

#18.2

09/05/1995

RPI 1292

Concessão da patente

#16.1

04/24/1990

RPI 1015

Notificação para pagamento de retribuição

#13.1

01/23/1990

RPI 1003

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