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Official data from INPI

DISPOSITIVO DE ARREFECIMENTO POR JATOS.

Em ExigênciaInvention Patent

Application data

Number

PI8404444

Type

Invention Patent

Filing

09/05/1984

Publication

07/30/1985

Progress at the INPI

  1. Filing09/05/84
  2. Publication07/30/85
  3. Examination01/28/86
  4. Allowance03/13/90
  5. Grant11/27/90
  6. Expired07/08/08

The letters patent expired on 07/08/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. P. (pessoa física)

IT

Inventors

G. F. (pessoa física)

IT

I. M. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

12617 A/83 · 09/08/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

07/26/1988

RPI 927

Solicitação de exame técnico

#4.1

01/28/1986

RPI 797

Publicação do pedido de patente

#3.1

07/30/1985

RPI 771

Pedido de patente depositado

#2.1

11/13/1984

RPI 734

Carta-patente expirada

#21.1

Patente extinta em 05/09/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

11/27/1990

RPI 1043

Notificação para pagamento de retribuição

#13.1

07/24/1990

RPI 1025

Deferimento

#9.1

03/13/1990

RPI 1009

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