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Official data from INPI

DISPOSITIVO DE RECUO DE ROLETE-RODA INTERMEDIÁRIA.

Em AnáliseInvention Patent

Application data

Number

PI8009129

Type

Invention Patent

Filing

11/19/1980

Publication

03/01/1983

Progress at the INPI

  1. Filing11/19/80
  2. Publication03/01/83
  3. Examination05/02/84
  4. Allowance07/09/85
  5. Grant03/25/86
  6. Terminated05/17/88

The patent was granted on 03/25/1986 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Caterpillar Tractor Co.

US

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Inventors

L. [. (pessoa física)

Technical data

IPC Classification

Priority claims

US

80/01550 · 11/19/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

03/25/1986

RPI 805

Notificação para pagamento de retribuição

#13.1

11/12/1985

RPI 786

Deferimento

#9.1

07/09/1985

RPI 768

Exigência - art. 36 da LPI

#6.1

11/06/1984

RPI 733

Solicitação de exame técnico

#4.1

05/02/1984

RPI 706

Notificação de entrada na fase nacional - PCT

#1.3

03/01/1983

RPI 645

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