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

DISPOSITIVO DE SUSPENSÃO EM COMBINAÇÃO COM UM VAGÃO DE ESTRADA DE FERRO

PublicadaInvention Patent

Application data

Number

PI8605246

Type

Invention Patent

Filing

10/28/1986

Publication

07/28/1987

Progress at the INPI

  1. Filing10/28/86
  2. Publication07/28/87
  3. Examination02/13/90
  4. Allowance09/25/90
  5. Grant07/30/91
  6. Terminated10/03/95

The patent was granted on 07/30/1991 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: 07/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

US

Inventors

G. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

793,930 · 11/01/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/28/1987

RPI 875

Pedido de patente depositado

#2.1

04/07/1987

RPI 859

Anuidade - prazo legal encerrado

#18.2

10/03/1995

RPI 1296

Concessão da patente

#16.1

07/30/1991

RPI 1078

14.1

03/05/1991

RPI 1057

Notificação para pagamento de retribuição

#13.1

01/08/1991

RPI 1049

Deferimento

#9.1

09/25/1990

RPI 1034

Solicitação de exame técnico

#4.1

02/13/1990

RPI 1006

Patent monitoring

Track this patent in real time.

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