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Official data from INPI

ARRANJO PARA RESFRIAR PLACAS DE CIRCUITOS.

Em AnáliseInvention Patent

Application data

Number

PI8507085

Type

Invention Patent

Filing

11/18/1985

Publication

03/31/1987

Progress at the INPI

  1. Filing11/18/85
  2. Publication03/31/87
  3. Examination07/05/88
  4. Allowance08/24/93
  5. Grant04/26/94
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 07/05/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. E. (pessoa física)

SE

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Inventors

K. O. (pessoa física)

Technical data

IPC Classification

Priority claims

SE

8406220-7 · 12/07/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/05/1988

RPI 924

Notificação de entrada na fase nacional - PCT

#1.3

03/31/1987

RPI 858

Carta-patente expirada

#21.1

Patente extinta em 18/11/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

04/26/1994

RPI 1221

Deferimento

#9.1

08/24/1993

RPI 1186

Exigência - art. 36 da LPI

#6.1

08/25/1992

RPI 1134

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