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

Processo para operação de uma célula de redução eletrolítica.

ArquivadaInvention Patent

Application data

Number

PI8303242

Type

Invention Patent

Filing

06/17/1993

Publication

01/31/1984

Progress at the INPI

  1. Filing06/17/93
  2. Publication01/31/84
  3. Abandoned08/13/85
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/02/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alcan International Limited

CA

See this company's full portfolio

Inventors

G. J. (pessoa física)

H. J. (pessoa física)

M. N. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8217712 · 06/18/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

08/02/1988

RPI 928

Arquivamento - Art. 36 §1° da LPI

#11.2

06/23/1987

RPI 870

Exigência - art. 36 da LPI

#6.1

08/26/1986

RPI 827

Solicitação de exame técnico

#4.1

08/13/1985

RPI 773

Republicação - classificação IPC

#15.11

10/23/1984

RPI 731

Publicação do pedido de patente

#3.1

01/31/1984

RPI 693

Pedido de patente depositado

#2.1

08/02/1983

RPI 667

Patent monitoring

Track this patent in real time.

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