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Official data from INPI

PROCESSO DE PREPARACAO DE MATERIAL SINTETICO CONSTITUIDO POR OXIDO DE SILICIO E TITANIO

ArquivadaInvention Patent
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Application data

Number

PI8008379

Type

Invention Patent

Filing

12/21/1979

Publication

-
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Progress at the INPI

  1. Filing12/21/79
  2. Publication
  3. Examination09/13/83
  4. Allowance12/16/86
  5. Abandoned
  6. In force

The application was allowed on 12/16/1986 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 10/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SNAM PROGETTI [IT]

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Inventors

N. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

10/06/1987

RPI 885

Notificação para pagamento de retribuição

#13.1

05/05/1987

RPI 863

Deferimento

#9.1

12/16/1986

RPI 843

Exigência - art. 36 da LPI

#6.1

02/18/1986

RPI 800

Exigência - art. 36 da LPI

#6.1

04/03/1984

RPI 702

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

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