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

PROCESSO DE SEPARACAO DE PARTICULAS RELATIVAMENTE MAGNETICAS DE PARTICULAS RELATIVAMENTE NAOMAGNETICAS E SEPARADOR MAGNETICO

Em AnáliseInvention Patent

Application data

Number

PI8006544

Type

Invention Patent

Filing

10/12/1979

Publication

-

Progress at the INPI

  1. Filing10/12/79
  2. Publication
  3. Examination06/14/83
  4. Allowance12/11/84
  5. Grant04/29/86
  6. Terminated07/12/88

The patent was granted on 04/29/1986 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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CRYOGENIC CONSULT [GB]

IMPERIAL COLLEGE [GB]

Inventors

C. [. (pessoa física)

G. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão anulada

#16.2

07/29/1986

RPI 823

Concessão da patente

#16.1

04/29/1986

RPI 810

Concessão da patente

#16.1

05/28/1985

RPI 762

Notificação para pagamento de retribuição

#13.1

04/09/1985

RPI 755

Deferimento

#9.1

12/11/1984

RPI 738

Exigência - art. 36 da LPI

#6.1

07/10/1984

RPI 716

Exigência - art. 36 da LPI

#6.1

01/03/1984

RPI 689

Solicitação de exame técnico

#4.1

06/14/1983

RPI 660

Patent monitoring

Track this patent in real time.

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