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

SISTEMA PARA MEDIÇÃO DE VAZÃO DE AR DE SOPRADORES MONTADOS SOBRE FORNOS ROTATIVOS DE REDUÇÃO DIRETA.

ConcedidaInvention Patent

Application data

Number

PI8104863

Type

Invention Patent

Filing

07/24/1981

Publication

11/24/1981

Progress at the INPI

  1. Filing07/24/81
  2. Publication11/24/81
  3. Examination03/02/82
  4. Allowance07/09/85
  5. Grant03/25/86
  6. Terminated09/13/94

The patent was granted on 03/25/1986 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: 03/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Aços Finos Piratini S/A

RS, BR

Inventors

M. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/25/1986

RPI 805

Notificação para pagamento de retribuição

#13.1

11/12/1985

RPI 786

Deferimento

#9.1

07/09/1985

RPI 768

Exigência - art. 36 da LPI

#6.1

12/18/1984

RPI 739

Exigência - art. 36 da LPI

#6.1

07/10/1984

RPI 716

Solicitação de exame técnico

#4.1

03/02/1982

RPI 593

Publicação antecipada

#3.2

11/24/1981

RPI 579

Anuidade - prazo legal encerrado

#18.2

09/13/1994

RPI 1241

Patent monitoring

Track this patent in real time.

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