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

CONJUNTO DE TRAVA DE PARAFUSO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9002446

Type

Invention Patent

Filing

05/21/1990

Publication

08/06/1991

Progress at the INPI

  1. Filing05/21/90
  2. Publication08/06/91
  3. Examination10/05/93
  4. Allowance05/31/94
  5. Grant03/28/95
  6. Expired05/18/10

The letters patent expired on 05/18/2010: 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: 05/18/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

See this company's full portfolio

Inventors

T. R. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

355,257 · 05/22/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 21/05/2005

05/18/2010

RPI 2054

Concessão da patente

#16.1

03/28/1995

RPI 1269

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

10/05/1993

RPI 1192

Publicação do pedido de patente

#3.1

08/06/1991

RPI 1079

Pedido de patente depositado

#2.1

10/02/1990

RPI 1035

Patent monitoring

Track this patent in real time.

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