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Official data from INPI

SISTEMA DE REFRIGERAÇÃO PARA MOTOR DE PISTÀO COM MOVIMENTO ALTERNADO

DeferidaInvention Patent

Application data

Number

PI8503401

Type

Invention Patent

Filing

07/17/1985

Publication

04/08/1986

Progress at the INPI

  1. Filing07/17/85
  2. Publication04/08/86
  3. Examination04/26/88
  4. Refused04/17/90
  5. Grant
  6. In force

The application was refused on 04/17/1990 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/13/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Teledyne Industries, Inc

US

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Inventors

R. W. (pessoa física)

Technical data

IPC Classification

Priority claims

US

634.207 · 07/25/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

06/13/1989

RPI 973

Deferimento

#9.1

12/27/1988

RPI 949

Solicitação de exame técnico

#4.1

04/26/1988

RPI 914

Publicação do pedido de patente

#3.1

04/08/1986

RPI 807

Pedido de patente depositado

#2.1

09/24/1985

RPI 779

130

04/17/1990

RPI 1014

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