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

DISPOSITIVO PARA LACRE DE VÁLVULAS DE CILINDROS PRESSURIZADOS

PublicadaUtility Model
Talk to an expert

Application data

Number

MU6800678

Type

Utility Model

Filing

04/05/1988

Publication

11/07/1989
View on INPI

Progress at the INPI

  1. Filing04/05/88
  2. Publication11/07/89
  3. Examination12/17/91
  4. Allowance11/17/92
  5. Grant05/25/93
  6. Expired09/25/01

The letters patent expired on 09/25/2001: 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: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. M. (pessoa física)

RJ, BR

Inventors

P. B. (pessoa física)

Technical data

IPC Classification

F17C 13/06

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/07/1989

RPI 994

Pedido de patente depositado

#2.1

04/18/1989

RPI 965

Carta-patente expirada

#21.1

Patente extinta em 05/04/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).

09/25/2001

RPI 1603

Concessão da patente

#16.1

05/25/1993

RPI 1173

Notificação para pagamento de retribuição

#13.1

04/06/1993

RPI 1166

Deferimento

#9.1

11/17/1992

RPI 1146

Solicitação de exame técnico

#4.1

12/17/1991

RPI 1098

Related

Patent monitoring

Track this patent in real time.

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