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

DISPOSITIVO PARA MEDIR O NÍVEL DE UM FLUIDO EM UM RECIPIENTE.

Arquivada/ExtintaInvention PatentPCT · SE1990000194

Application data

Number

PI9006408

Type

Invention Patent

Filing

03/27/1990

Publication

08/06/1991

PCT

SE1990000194

Progress at the INPI

  1. Filing03/27/90
  2. Publication08/06/91
  3. Examination11/05/91
  4. Allowance01/03/95
  5. Grant07/25/95
  6. Expired06/08/10

The letters patent expired on 06/08/2010: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/08/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

SE

Inventors

K. E. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8901260-3 · 04/10/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 27/03/2005

06/08/2010

RPI 2057

Concessão da patente

#16.1

07/25/1995

RPI 1286

Notificação para pagamento de retribuição

#13.1

05/23/1995

RPI 1277

Deferimento

#9.1

01/03/1995

RPI 1257

Solicitação de exame técnico

#4.1

11/05/1991

RPI 1092

Notificação de entrada na fase nacional - PCT

#1.3

08/06/1991

RPI 1079

Patent monitoring

Track this patent in real time.

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