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Official data from INPI

PROCESSO PARA PRODUZIR UMA COMPOSICAO DE MOLDAGEM DE POLIOXIMETILENO APERFEICOADA E COMPOSICAO OBTIDA

ArquivadaInvention Patent

Application data

Number

PI7708342

Type

Invention Patent

Filing

12/17/1976

Publication

-

Progress at the INPI

  1. Filing12/17/76
  2. Publication
  3. Examination
  4. Allowance11/29/83
  5. Abandoned
  6. In force

The application was allowed on 11/29/1983 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 09/25/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CELANESE CORP

See this company's full portfolio

Inventors

No inventors listed.

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

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

03/20/1984

RPI 700

Deferimento

#9.1

11/29/1983

RPI 684

Exigência - art. 36 da LPI

#6.1

05/31/1983

RPI 658

Exigência - art. 36 da LPI

#6.1

10/19/1982

RPI 626

Exigência - art. 36 da LPI

#6.1

11/10/1981

RPI 577

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