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

BUCHA PARA SUPORTAR UMA MANGA DE EIXO ROTATIVA SOBRE UMA PELICULA DE LUBRIFICANTE MANTIDA HIDRODINAMICAMENTE, MANCAL DE PELICULA DE OLEO, E CONJUNTO DE MANCAL DE PELICULA DE OLEO

PublicadaInvention Patent

Application data

Number

PI8801433

Type

Invention Patent

Filing

03/29/1988

Publication

11/01/1988

Progress at the INPI

  1. Filing03/29/88
  2. Publication11/01/88
  3. Examination10/09/90
  4. Allowance09/24/91
  5. Grant06/30/92
  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: 11/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Morgan Construction Company

US

See this company's full portfolio

Inventors

C. J. (pessoa física)

US

L. S. (pessoa física)

US

T. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

031422 · 03/30/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/01/1988

RPI 941

Pedido de patente depositado

#2.1

07/05/1988

RPI 924

Carta-patente expirada

#21.1

Patente extinta em 29/03/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

06/30/1992

RPI 1126

Notificação para pagamento de retribuição

#13.1

01/28/1992

RPI 1104

Deferimento

#9.1

09/24/1991

RPI 1086

Solicitação de exame técnico

#4.1

10/09/1990

RPI 1036

Patent monitoring

Track this patent in real time.

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