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

PROCESSO PARA A PRODUCAO DE UMA SUSPENSAO DE CARVAO-AGUA,ADEQUADA PARA INTRODUCAO EM UMA GASEIFICACAO CARBONIFERA EM REGIME DE PRESSAO MAJORADA BEM COMO SUSPENSAO OBTIDA PELO MESMO

Em AnáliseInvention Patent

Application data

Number

PI7905252

Type

Invention Patent

Filing

08/19/1978

Publication

-

Progress at the INPI

  1. Filing08/19/78
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Leave your contact and we will alert you

We track INPI publications and let you know as soon as this case moves.

We use your details only for this alert.

Latest action published by the INPI: 09/23/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RUHRCHEMIE AG

See this company's full portfolio

Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

101

09/23/1986

RPI 831

8.1

08/27/1985

RPI 775

Recurso

#12.1

06/28/1983

RPI 662

Republicação - classificação IPC

#15.11

04/05/1983

RPI 650

Deferimento

#9.1

03/08/1983

RPI 646

6.2

04/06/1982

RPI 598

Patent monitoring

Track this patent in real time.

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