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Official data from INPI

PROCESSO HIDROMETALURGICO PARA RECUPERACAO DE UM TEOR DE METAL

IndeferidaInvention Patent

Application data

Number

PI8006954

Type

Invention Patent

Filing

10/31/1979

Publication

-

Progress at the INPI

Under appeal
  1. Filing10/31/79
  2. Publication
  3. Examination06/28/83
  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.

Talk to a specialist

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

Applicants and inventors

Applicants

UOP INC

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Inventors

B. J. (pessoa física)

Technical data

IPC Classification

No 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

08/28/1984

RPI 723

Exigência - art. 36 da LPI

#6.1

02/07/1984

RPI 694

Solicitação de exame técnico

#4.1

06/28/1983

RPI 662

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