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

VÁLVULA DE CONTROLE

Arquivada/ExtintaInvention PatentPCT · CA1990000012

Application data

Number

PI9007014

Type

Invention Patent

Filing

01/09/1990

Publication

11/05/1991

PCT

CA1990000012

Progress at the INPI

  1. Filing01/09/90
  2. Publication11/05/91
  3. Examination11/24/92
  4. Allowance05/31/94
  5. Grant04/25/95
  6. Expired06/15/10

The letters patent expired on 06/15/2010: 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: 06/15/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Uro Nova Technologies Inc

CA

Inventors

M. N. (pessoa física)

UY

Technical data

IPC Classification

Priority claims

YU

P-34/89 · 01/10/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 09/01/2005

06/15/2010

RPI 2058

Concessão da patente

#16.1

04/25/1995

RPI 1273

Notificação para pagamento de retribuição

#13.1

10/04/1994

RPI 1244

Deferimento

#9.1

05/31/1994

RPI 1226

Solicitação de exame técnico

#4.1

11/24/1992

RPI 1147

Notificação de entrada na fase nacional - PCT

#1.3

11/05/1991

RPI 1092

Patent monitoring

Track this patent in real time.

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