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

Combinação de um motor de combustão interna convencional.

Em AnáliseInvention Patent

Application data

Number

PI8003847

Type

Invention Patent

Filing

06/20/1980

Publication

-

Progress at the INPI

  1. Filing06/20/80
  2. Publication
  3. Examination03/22/83
  4. Allowance11/29/83
  5. Grant05/29/84
  6. Terminated06/21/88

The patent was granted on 05/29/1984 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: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

See this company's full portfolio

Inventors

C. J. (pessoa física)

S. J. (pessoa física)

Technical data

Priority claims

US

082.089 · 10/05/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

Concessão da patente

#16.1

05/29/1984

RPI 710

Notificação para pagamento de retribuição

#13.1

03/20/1984

RPI 700

Deferimento

#9.1

11/29/1983

RPI 684

Solicitação de exame técnico

#4.1

03/22/1983

RPI 648

Patent monitoring

Track this patent in real time.

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