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

SISTEMA DE CONTROLE HIDRAULICO DE DUAS BOMBAS COM FORNECIMENTO DE CAUDAL EM DERIVACAO PRE-DETERMINADO

Em AnáliseInvention Patent

Application data

Number

PI7704570

Type

Invention Patent

Filing

08/24/1976

Publication

-

Progress at the INPI

  1. Filing08/24/76
  2. Publication
  3. Examination
  4. Allowance05/10/83
  5. Grant01/31/84
  6. Terminated12/15/87

The patent was granted on 01/31/1984 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: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CATERPILLAR TRACTOR CO

See this company's full portfolio

Inventors

F. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/15/1987

RPI 895

Concessão da patente

#16.1

01/31/1984

RPI 693

Notificação para pagamento de retribuição

#13.1

09/27/1983

RPI 675

Deferimento

#9.1

05/10/1983

RPI 655

Exigência - art. 36 da LPI

#6.1

05/11/1982

RPI 603

Exigência - art. 36 da LPI

#6.1

10/27/1981

RPI 575

Patent monitoring

Track this patent in real time.

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