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Official data from INPI

PROCESSO PARA O ENRIQUECIMENTO DE BIOMASSA

ArquivadaInvention Patent

Application data

Number

PI7902147

Type

Invention Patent

Filing

04/07/1978

Publication

-

Progress at the INPI

  1. Filing04/07/78
  2. Publication
  3. Examination10/27/81
  4. Allowance06/14/83
  5. Abandoned
  6. In force

The application was allowed on 06/14/1983 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: 06/19/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HOECHST AG

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Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

06/19/1984

RPI 713

Notificação para pagamento de retribuição

#13.1

10/04/1983

RPI 676

Deferimento

#9.1

06/14/1983

RPI 660

6.4

05/17/1983

RPI 656

Exigência - art. 36 da LPI

#6.1

04/05/1983

RPI 650

6.2

05/04/1982

RPI 602

Solicitação de exame técnico

#4.1

10/27/1981

RPI 575

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