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

APARELHO PARA ROMPER A LIGACAO ENTRE UM TUBO E UMA CHAPA DE TUBOS E PROCESSO PARA REMOVER UM TUBO DE CALDEIRA DE UMA CHAPA DE TUBOS

ConcedidaInvention Patent

Application data

Number

PI7904885

Type

Invention Patent

Filing

07/31/1978

Publication

-

Progress at the INPI

  1. Filing07/31/78
  2. Publication
  3. Examination06/29/82
  4. Allowance10/18/83
  5. Grant04/24/84
  6. Terminated01/28/92

The patent was granted on 04/24/1984 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: 04/24/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. J. (pessoa física)

Inventors

D. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/24/1984

RPI 705

Notificação para pagamento de retribuição

#13.1

01/31/1984

RPI 693

Concessão da patente

#16.1

11/29/1983

RPI 684

Deferimento

#9.1

10/18/1983

RPI 678

Republicação - classificação IPC

#15.11

05/10/1983

RPI 655

Exigência - art. 36 da LPI

#6.1

04/26/1983

RPI 653

Solicitação de exame técnico

#4.1

06/29/1982

RPI 610

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

Patent monitoring

Track this patent in real time.

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