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Official data from INPI

PROCESSO PARA A RECUPERAÇÃO DE PORÇÕES DE FLUORETO DE MATERIAL CONTENDO SAIS DE FLUORETO JUNTO COM COMPONENTES COMBUSTÍVEIS

PublicadaInvention Patent

Application data

Number

PI8706972

Type

Invention Patent

Filing

12/21/1987

Publication

07/26/1988

Progress at the INPI

  1. Filing12/21/87
  2. Publication07/26/88
  3. Examination09/25/90
  4. Allowance04/05/94
  5. Abandoned
  6. In force

The application was allowed on 04/05/1994 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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Comalco Aluminium Limited

AU

See this company's full portfolio

Inventors

C. G. (pessoa física)

G. W. (pessoa física)

AU

H. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/26/1988

RPI 927

Pedido de patente depositado

#2.1

04/05/1988

RPI 911

Arquivamento - Art. 38 §2° da LPI

#11.4

12/27/1994

RPI 1256

Notificação para pagamento de retribuição

#13.1

08/02/1994

RPI 1235

Deferimento

#9.1

04/05/1994

RPI 1218

Solicitação de exame técnico

#4.1

09/25/1990

RPI 1034

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