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Official data from INPI

PROCESSO PARA A PREPARACAO DE ESCATILHIDANTIONA

IndeferidaInvention Patent
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Application data

Number

PI7700695

Type

Invention Patent

Filing

02/07/1976

Publication

-
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Progress at the INPI

Under appeal
  1. Filing02/07/76
  2. Publication
  3. Examination
  4. Refused11/03/81
  5. Grant
  6. In force

The application was refused by the INPI on 11/03/1981. The invention was never patented.

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Latest action published by the INPI: 11/03/1981. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DEGUSSA

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

11/03/1981

RPI 576

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