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

DISPOSIÇÃO INTRODUZIDA EM EBULIÔMETRO

Em AnáliseUtility Model

Application data

Number

MU6601136

Type

Utility Model

Filing

07/14/1986

Publication

04/22/1987

Progress at the INPI

  1. Filing07/14/86
  2. Publication04/22/87
  3. Examination06/16/87
  4. Allowance08/08/89
  5. Grant03/20/90
  6. Expired09/17/96

The letters patent expired on 09/17/1996: 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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Metalúrgica Leonardo Ltda.

SP, BR

Inventors

V. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

12/05/1989

RPI 998

Deferimento

#9.1

08/08/1989

RPI 981

Solicitação de exame técnico

#4.1

06/16/1987

RPI 869

Publicação antecipada

#3.2

04/22/1987

RPI 861

Pedido de patente depositado

#2.1

02/03/1987

RPI 850

Carta-patente expirada

#21.1

09/17/1996

RPI 1346

Concessão da patente

#16.1

03/20/1990

RPI 1010

Patent monitoring

Track this patent in real time.

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