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

Dispositivo oscilador de líquido.

ConcedidaInvention Patent

Application data

Number

PI8105864

Type

Invention Patent

Filing

01/13/1981

Publication

11/17/1981

Progress at the INPI

  1. Filing01/13/81
  2. Publication11/17/81
  3. Examination09/13/83
  4. Allowance12/16/86
  5. Grant07/28/87
  6. Terminated09/13/94

The patent was granted on 07/28/1987 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: 07/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

US

See this company's full portfolio

Inventors

S. [. (pessoa física)

Technical data

IPC Classification

Priority claims

US

112.248 · 01/14/1980

US

218.247 · 12/19/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/28/1987

RPI 875

Notificação para pagamento de retribuição

#13.1

05/05/1987

RPI 863

Deferimento

#9.1

12/16/1986

RPI 843

Exigência - art. 36 da LPI

#6.1

11/05/1985

RPI 785

Exigência - art. 36 da LPI

#6.1

03/05/1985

RPI 750

Exigência - art. 36 da LPI

#6.1

05/08/1984

RPI 707

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Notificação de entrada na fase nacional - PCT

#1.3

11/17/1981

RPI 578

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.