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Official data from INPI

FILTRO DE GASOGÊNIO

IndeferidaInvention Patent

Application data

Number

PI8202920

Type

Invention Patent

Filing

05/20/1982

Publication

12/27/1983

Progress at the INPI

Under appeal
  1. Filing05/20/82
  2. Publication12/27/83
  3. Examination01/22/85
  4. Refused01/10/89
  5. Grant
  6. In force

The application was refused by the INPI on 01/10/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 01/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Changer - Tecnologia e Patentes Ltda.

RS, BR

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Inventors

J. C. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

01/10/1989

RPI 951

Conhecimento de parecer técnico

#7.1

06/07/1988

RPI 920

Exigência - art. 36 da LPI

#6.1

02/18/1986

RPI 800

Solicitação de exame técnico

#4.1

01/22/1985

RPI 744

Publicação do pedido de patente

#3.1

12/27/1983

RPI 688

Pedido de patente depositado

#2.1

07/06/1982

RPI 611

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