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

DETECTOR DE TÚNEL PARA LOCOMOTIVA TENDO MOTOR PRINCIPAL TÉRMICO A BORDO E APERFEIÇOAMENTO EM LOCOMOTIVA TENDO SISTEMA DE PROPULSÃO

Em AnáliseInvention Patent

Application data

Number

PI8600601

Type

Invention Patent

Filing

02/03/1986

Publication

11/04/1986

Progress at the INPI

  1. Filing02/03/86
  2. Publication11/04/86
  3. Examination12/13/88
  4. Allowance02/13/90
  5. Grant09/25/90
  6. Terminated09/26/95

The patent was granted on 09/25/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Electric Company

US

See this company's full portfolio

Inventors

C. V. (pessoa física)

Technical data

IPC Classification

Priority claims

US

714581 · 03/21/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/13/1988

RPI 947

Publicação do pedido de patente

#3.1

11/04/1986

RPI 837

Pedido de patente depositado

#2.1

08/05/1986

RPI 824

Anuidade - prazo legal encerrado

#18.2

09/26/1995

RPI 1295

Concessão da patente

#16.1

09/25/1990

RPI 1034

Notificação para pagamento de retribuição

#13.1

06/05/1990

RPI 1021

Deferimento

#9.1

02/13/1990

RPI 1006

Related

Patent monitoring

Track this patent in real time.

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