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Official data from INPI

Aperfeiçoamento em filtro para combustíveis líquidos.

IndeferidaInvention Patent

Application data

Number

PI8505967

Type

Invention Patent

Filing

11/28/1985

Publication

04/22/1986

Progress at the INPI

Under appeal
  1. Filing11/28/85
  2. Publication04/22/86
  3. Examination08/05/86
  4. Refused02/28/89
  5. Grant
  6. In force

The application was refused by the INPI on 02/28/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 05/02/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. G. (pessoa física)

Inventors

C. G. (pessoa física)

J. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

05/02/1989

RPI 967

Indeferimento

#9.2

02/28/1989

RPI 958

Pedido de certificado de adição de invenção

#5.1

10/29/1986

RPI 836

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação antecipada

#3.2

04/22/1986

RPI 809

Pedido de patente depositado

#2.1

02/12/1986

RPI 799

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