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

PROCESSO PARA A REMOCAO DE DEPOSITOS MINERAIS DE ELETRODOS,E CELULA ELETROLITICA CAPAZ DE AUTO-LIMPAR OS ELETRODOS DE DEPOSITOS MINERAIS

Em AnáliseInvention Patent

Application data

Number

PI7803311

Type

Invention Patent

Filing

05/25/1977

Publication

-

Progress at the INPI

  1. Filing05/25/77
  2. Publication
  3. Examination
  4. Allowance09/27/83
  5. Grant03/27/84
  6. Terminated05/17/88

The patent was granted on 03/27/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DIAMOND SHAMROCK CORP

See this company's full portfolio

Inventors

B. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Pedido de licença compulsória

#20.1

03/18/1986

RPI 804

20.7

03/11/1986

RPI 803

20.4

03/04/1986

RPI 802

20.4

02/18/1986

RPI 800

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

01/17/1984

RPI 691

Deferimento

#9.1

09/27/1983

RPI 675

Exigência - art. 36 da LPI

#6.1

08/10/1982

RPI 616

Exigência - art. 36 da LPI

#6.1

01/26/1982

RPI 588

Patent monitoring

Track this patent in real time.

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