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Official data from INPI

SISTEMA DE REFRIGERAÇÃO DE UM PAR DE FRICÇÃO

Em AnáliseInvention Patent

Application data

Number

PI8407143

Type

Invention Patent

Filing

02/21/1984

Publication

10/08/1985

Progress at the INPI

  1. Filing02/21/84
  2. Publication10/08/85
  3. Examination10/06/87
  4. Allowance05/15/90
  5. Grant11/27/90
  6. Terminated09/12/95

The patent was granted on 11/27/1990 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Caterpillar, Inc.

US

See this company's full portfolio

Inventors

K. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

560.680 · 12/12/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.1

05/17/1988

RPI 917

Solicitação de exame técnico

#4.1

10/06/1987

RPI 885

Notificação de entrada na fase nacional - PCT

#1.3

10/08/1985

RPI 781

Anuidade - prazo legal encerrado

#18.2

09/12/1995

RPI 1293

Concessão da patente

#16.1

11/27/1990

RPI 1043

Notificação para pagamento de retribuição

#13.1

08/21/1990

RPI 1029

Deferimento

#9.1

05/15/1990

RPI 1018

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