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

PROCESSO CATALITICO PARA TRATAR UM DESTILADO DE PETROLEO ACRE QUE CONTEM MERCAPTAN

Em AnáliseInvention Patent

Application data

Number

PI7803245

Type

Invention Patent

Filing

05/23/1977

Publication

-

Progress at the INPI

  1. Filing05/23/77
  2. Publication
  3. Examination
  4. Allowance08/30/83
  5. Grant03/27/84
  6. Terminated02/25/86

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: 02/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UOP INC

See this company's full portfolio

Inventors

C. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

02/25/1986

RPI 801

Cessão de direito de exploração

#22.1

04/02/1985

RPI 754

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

12/20/1983

RPI 687

Deferimento

#9.1

08/30/1983

RPI 671

Exigência - art. 36 da LPI

#6.1

02/01/1983

RPI 641

Conhecimento de parecer técnico

#7.1

08/03/1982

RPI 615

Patent monitoring

Track this patent in real time.

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