(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO PARA A REMOCAO QUIMICA DE COMPOSTOS DE FOSFORO DE AGUA RESIDUAL E PROCESSO PRA A PURIFICACAO DE AGUA RESIDUAL

ArquivadaInvention Patent

Application data

Number

PI8004073

Type

Invention Patent

Filing

06/30/1979

Publication

-

Progress at the INPI

  1. Filing06/30/79
  2. Publication
  3. Examination04/19/83
  4. Allowance06/11/85
  5. Abandoned
  6. In force

The application was allowed on 06/11/1985 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: 07/08/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STAMICARBON

See this company's full portfolio

Inventors

W. C. (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

07/08/1986

RPI 820

Notificação para pagamento de retribuição

#13.1

09/24/1985

RPI 779

Deferimento

#9.1

06/11/1985

RPI 764

Exigência - art. 36 da LPI

#6.1

07/31/1984

RPI 719

Exigência - art. 36 da LPI

#6.1

01/31/1984

RPI 693

Solicitação de exame técnico

#4.1

04/19/1983

RPI 652

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.