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Official data from INPI

VEÍCULO DE TRABALHO DE ASSENTAMENTO POR CORREIA

Em AnáliseInvention Patent

Application data

Number

PI8407219

Type

Invention Patent

Filing

04/10/1984

Publication

11/26/1985

Progress at the INPI

  1. Filing04/10/84
  2. Publication11/26/85
  3. Examination11/24/87
  4. Allowance02/13/91
  5. Grant09/24/91
  6. Terminated12/24/96

The patent was granted on 09/24/1991 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Caterpillar, Inc.

US

See this company's full portfolio

Inventors

C. G. (pessoa física)

US

C. H. (pessoa física)

US

R. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

563.338 · 12/20/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

09/27/1988

RPI 936

14.1

04/12/1988

RPI 912

Solicitação de exame técnico

#4.1

11/24/1987

RPI 892

Notificação de entrada na fase nacional - PCT

#1.3

11/26/1985

RPI 788

Anuidade - prazo legal encerrado

#18.2

12/24/1996

RPI 1360

Concessão da patente

#16.1

09/24/1991

RPI 1086

Notificação para pagamento de retribuição

#13.1

05/28/1991

RPI 1069

Deferimento

#9.1

02/13/1991

RPI 1054

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