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

PROCESSO PARA MINIMIZAR O RESIDUO ORGANICO EM PROCESSO DE EXTRACAO LIQUIDO-LIQUIDO

Em AnáliseInvention Patent

Application data

Number

PI7707635

Type

Invention Patent

Filing

11/16/1976

Publication

-

Progress at the INPI

  1. Filing11/16/76
  2. Publication
  3. Examination
  4. Allowance02/16/82
  5. Grant
  6. Terminated10/23/90

The patent was granted 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: 06/08/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KERNFORSCHUNG GMBH GES FUER

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

06/08/1982

RPI 607

Deferimento

#9.1

02/16/1982

RPI 591

Anuidade - prazo legal encerrado

#18.2

10/23/1990

RPI 1038

Patent monitoring

Track this patent in real time.

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