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

CHUMACEIRA HIDRODINÂMICA E PROCESSO PARA FABRICAR A MESMA

Arquivada/ExtintaInvention Patent

Application data

Number

PI8904390

Type

Invention Patent

Filing

08/31/1989

Publication

03/05/1991

Progress at the INPI

  1. Filing08/31/89
  2. Publication03/05/91
  3. Examination06/08/93
  4. Allowance03/08/94
  5. Grant10/25/94
  6. Expired12/22/09

The letters patent expired on 12/22/2009: 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: 12/22/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. I. (pessoa física)

US

See this company's full portfolio

Inventors

R. I. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

309,081 · 02/08/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 31/08/2004

12/22/2009

RPI 2033

Concessão da patente

#16.1

10/25/1994

RPI 1247

Notificação para pagamento de retribuição

#13.1

06/21/1994

RPI 1229

Deferimento

#9.1

03/08/1994

RPI 1214

Solicitação de exame técnico

#4.1

06/08/1993

RPI 1175

Publicação do pedido de patente

#3.1

03/05/1991

RPI 1057

Pedido de patente depositado

#2.1

01/09/1990

RPI 1001

Patent monitoring

Track this patent in real time.

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