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

SISTEMA FLUÍDICO E CONJUNTO ADAPTADO PARA USO EM UM SISTEMA FLUÍDICO

Em AnáliseInvention PatentPCT · US1986002701

Application data

Number

PI8607212

Type

Invention Patent

Filing

12/16/1986

Publication

11/01/1988

PCT

US1986002701

Progress at the INPI

  1. Filing12/16/86
  2. Publication11/01/88
  3. Examination05/29/90
  4. Allowance04/30/91
  5. Grant11/26/91
  6. Terminated10/03/95

The patent was granted on 11/26/1991 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: 11/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Caterpillar, Inc.

US

See this company's full portfolio

Inventors

W. B. (pessoa física)

US

Technical data

Priority claims

US

914.974 · 10/03/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

11/01/1988

RPI 941

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era F16D 25/11.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

10/03/1995

RPI 1296

Concessão da patente

#16.1

11/26/1991

RPI 1095

Notificação para pagamento de retribuição

#13.1

08/13/1991

RPI 1080

Deferimento

#9.1

04/30/1991

RPI 1065

Solicitação de exame técnico

#4.1

05/29/1990

RPI 1020

Patent monitoring

Track this patent in real time.

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