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Official data from INPI

OBTENCAO DE NB2 O5 DE GRAU TECNICO POR VOLATILIZACAO DE PIROCLORO BRASILEIRO

IndeferidaInvention Patent
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Application data

Number

PI7900175

Type

Invention Patent

Filing

01/11/1979

Publication

-
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Progress at the INPI

Under appeal
  1. Filing01/11/79
  2. Publication
  3. Examination10/13/82
  4. Refused02/21/84
  5. Grant
  6. In force

The application was refused by the INPI on 02/21/1984. The invention was never patented.

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Latest action published by the INPI: 02/21/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

FUNDACAO TECN IND

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

02/21/1984

RPI 696

Conhecimento de parecer técnico

#7.1

05/31/1983

RPI 658

Solicitação de exame técnico

#4.1

10/13/1982

RPI 625

Solicitação de exame não realizada

#4.2

04/06/1982

RPI 598

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