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Official data from INPI

PROCESSO DE PREPARACAO SEMI CONTINUO DE UM SILICOALUMINATO DO TIPO ZEOLITA A DE QUALIDADE CONSTANTGE E HOMOGENEA

IndeferidaInvention Patent

Application data

Number

PI8002468

Type

Invention Patent

Filing

04/24/1979

Publication

-

Progress at the INPI

Under appeal
  1. Filing04/24/79
  2. Publication
  3. Examination
  4. Refused04/24/84
  5. Grant
  6. In force

The application was refused by the INPI on 04/24/1984. The invention was never patented.

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Latest action published by the INPI: 04/24/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. K. (pessoa física)

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Inventors

M. J. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

04/24/1984

RPI 705

Republicação - classificação IPC

#15.11

03/13/1984

RPI 699

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