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

DISPOSITIVOS DE PROTECAO DAS HASTES DE PISTAO DE CILINDROS OPERADORES,EM PARTICULAR PARA INSTALACOES DE FORNALHA

Em AnáliseInvention Patent

Application data

Number

PI8106084

Type

Invention Patent

Filing

09/24/1980

Publication

06/08/1982

Progress at the INPI

  1. Filing09/24/80
  2. Publication06/08/82
  3. Examination10/13/82
  4. Allowance04/17/84
  5. Grant10/30/84
  6. Terminated06/21/88

The patent was granted on 10/30/1984 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

M. F. (pessoa física)

Inventors

M. J. (pessoa física)

M. W. (pessoa física)

W. E. (pessoa física)

Technical data

IPC Classification

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

10/30/1984

RPI 732

Notificação para pagamento de retribuição

#13.1

08/07/1984

RPI 720

Deferimento

#9.1

04/17/1984

RPI 704

Exigência - art. 36 da LPI

#6.1

10/11/1983

RPI 677

Solicitação de exame técnico

#4.1

10/13/1982

RPI 625

Publicação do pedido de patente

#3.1

06/08/1982

RPI 607

Pedido de patente depositado

#2.1

11/10/1981

RPI 577

Patent monitoring

Track this patent in real time.

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