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Official data from INPI

DISPOSITIVO INDICADOR AUTOMÁTICO DE ADULTERAÇÃO DE COMBUSTÍVEL LÍQUIDO.

IndeferidaInvention Patent

Application data

Number

PI8103457

Type

Invention Patent

Filing

05/25/1981

Publication

10/27/1981

Progress at the INPI

Under appeal
  1. Filing05/25/81
  2. Publication10/27/81
  3. Examination08/10/82
  4. Refused06/25/85
  5. Grant
  6. In force

The application was refused by the INPI on 06/25/1985. The invention was never patented.

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Latest action published by the INPI: 06/25/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fundação Centro Tecnológico de Minas Gerais/Cetec

MG, BR

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Inventors

D. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

06/25/1985

RPI 766

Conhecimento de parecer técnico

#7.1

08/14/1984

RPI 721

Solicitação de exame técnico

#4.1

08/10/1982

RPI 616

Publicação antecipada

#3.2

10/27/1981

RPI 575

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