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

APERFEIÇOAMENTO EM MÁQUINAS DE MOVIMENTAÇÃO DE TERRA ACIONADA POR RESSONÂNCIA

PublicadaInvention Patent

Application data

Number

PI8806561

Type

Invention Patent

Filing

12/13/1988

Publication

08/22/1989

Progress at the INPI

  1. Filing12/13/88
  2. Publication08/22/89
  3. Examination06/12/90
  4. Allowance08/25/92
  5. Grant04/27/93
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Reno Salvage Company

US

Inventors

R. G. (pessoa física)

Technical data

IPC Classification

Priority claims

US

152,286 · 02/04/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/22/1989

RPI 983

Pedido de patente depositado

#2.1

04/18/1989

RPI 965

Carta-patente expirada

#21.1

Patente extinta em 13/12/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

04/27/1993

RPI 1169

Notificação para pagamento de retribuição

#13.1

12/29/1992

RPI 1152

Deferimento

#9.1

08/25/1992

RPI 1134

Solicitação de exame técnico

#4.1

06/12/1990

RPI 1022

Patent monitoring

Track this patent in real time.

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