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

APARELHO E PROCESSO PARA LUBRIFICAR UM EIXO OCO

ConcedidaInvention Patent

Application data

Number

PI8401450

Type

Invention Patent

Filing

03/31/1983

Publication

11/06/1984

Progress at the INPI

  1. Filing03/31/83
  2. Publication11/06/84
  3. Examination11/04/86
  4. Allowance06/28/88
  5. Grant02/28/89
  6. Terminated02/25/92

The patent was granted on 02/28/1989 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MC GRAW EDISON CO [US]

See this company's full portfolio

Inventors

H. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1989

RPI 958

Notificação para pagamento de retribuição

#13.1

10/25/1988

RPI 940

Deferimento

#9.1

06/28/1988

RPI 923

Exigência - art. 36 da LPI

#6.1

02/02/1988

RPI 902

Solicitação de exame técnico

#4.1

11/04/1986

RPI 837

14.1

07/29/1986

RPI 823

Publicação do pedido de patente

#3.1

11/06/1984

RPI 733

Pedido de patente depositado

#2.1

06/12/1984

RPI 712

Anuidade - prazo legal encerrado

#18.2

02/25/1992

RPI 1108

Patent monitoring

Track this patent in real time.

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