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

PROCESSO PARA PRODUCAO DE ALTO RENDIMENTOS EM OLEFINAS A PARTIR DE UMA CARGA DE HIDROCARBONETOS PESADOS OU NAO

Em AnáliseInvention Patent

Application data

Number

PI8007340

Type

Invention Patent

Filing

11/13/1979

Publication

-

Progress at the INPI

  1. Filing11/13/79
  2. Publication
  3. Examination06/14/83
  4. Allowance03/07/84
  5. Grant09/25/84
  6. Terminated05/17/88

The patent was granted on 09/25/1984 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

ROCKWELL INTERNATIONAL CORP

See this company's full portfolio

Inventors

F. J. (pessoa física)

H. W. (pessoa física)

R. F. (pessoa física)

S. J. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

06/26/1984

RPI 714

Deferimento

#9.1

03/07/1984

RPI 698

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.