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

SENSOR DE POSIÇÃO DE VÁLVULA

ConcedidaUtility Model

Application data

Number

MU6502142

Type

Utility Model

Filing

12/27/1985

Publication

08/04/1987

Progress at the INPI

  1. Filing12/27/85
  2. Publication08/04/87
  3. Examination02/09/88
  4. Allowance11/01/88
  5. Grant08/29/89
  6. Expired03/12/96

The letters patent expired on 03/12/1996: 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Companhia de Saneamento Básico do Estado de São Paulo - SABESP

SP, BR

See this company's full portfolio

Inventors

T. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

02/21/1989

RPI 957

Deferimento

#9.1

11/01/1988

RPI 941

Solicitação de exame técnico

#4.1

02/09/1988

RPI 903

Publicação do pedido de patente

#3.1

08/04/1987

RPI 876

Pedido de patente depositado

#2.1

04/01/1986

RPI 806

Carta-patente expirada

#21.1

03/12/1996

RPI 1319

Patent monitoring

Track this patent in real time.

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