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

MONTAGEM DE SELO PARA HASTE DE VÁLVULA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9003086

Type

Invention Patent

Filing

06/29/1990

Publication

08/27/1991

Progress at the INPI

  1. Filing06/29/90
  2. Publication08/27/91
  3. Examination10/19/93
  4. Allowance04/19/94
  5. Grant10/25/94
  6. Expired05/25/10

The letters patent expired on 05/25/2010: 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: 05/25/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

See this company's full portfolio

Inventors

J. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

373,421 · 06/30/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 29/06/2005

05/25/2010

RPI 2055

Concessão da patente

#16.1

10/25/1994

RPI 1247

Deferimento

#9.1

04/19/1994

RPI 1220

Solicitação de exame técnico

#4.1

10/19/1993

RPI 1194

Publicação do pedido de patente

#3.1

08/27/1991

RPI 1082

Pedido de patente depositado

#2.1

11/13/1990

RPI 1041

Patent monitoring

Track this patent in real time.

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