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

Aparelho portatil para soldagem por meio de chama de oxigenio.

Em AnáliseInvention Patent

Application data

Number

PI7904479

Type

Invention Patent

Filing

07/11/1979

Publication

-

Progress at the INPI

  1. Filing07/11/79
  2. Publication
  3. Examination11/10/81
  4. Allowance03/13/84
  5. Grant09/25/84
  6. Terminated06/14/88

The patent was granted on 09/25/1984 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B.B.R. Instruments S.R.L.

Inventors

R. R. (pessoa física)

Technical data

IPC Classification

Priority claims

IT

40.101 A/78 · 07/13/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/14/1988

RPI 921

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

07/03/1984

RPI 715

Deferimento

#9.1

03/13/1984

RPI 699

Exigência - art. 36 da LPI

#6.1

08/09/1983

RPI 668

14.1

04/19/1983

RPI 652

Solicitação de exame técnico

#4.1

11/10/1981

RPI 577

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B23K 5/00; B23K 7/02.

03/27/2018

RPI 2464

Patent monitoring

Track this patent in real time.

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