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

PLATAFORMA DE PERFURAÇÃO PARA GRANDE PROFUNDIDADE, E PISO DE TRABALHO RETRÁTIL

PublicadaInvention Patent

Application data

Number

PI8901575

Type

Invention Patent

Filing

04/04/1989

Publication

11/21/1989

Progress at the INPI

Awaiting grant fee payment
  1. Filing04/04/89
  2. Publication11/21/89
  3. Examination11/05/91
  4. Allowance05/17/94
  5. Grant
  6. In force

The application was allowed by the INPI on 05/17/1994. The grant of the letters patent is being processed.

Leave your contact and we will alert you

We track INPI publications and let you know as soon as this case moves.

We use your details only for this alert.

Latest action published by the INPI: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Conoco Inc.

US

See this company's full portfolio

Inventors

K. F. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

191.315 · 05/06/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/21/1989

RPI 996

Pedido de patente depositado

#2.1

05/23/1989

RPI 970

Retificação

#15.3

10/11/1994

RPI 1245

Deferimento

#9.1

05/17/1994

RPI 1224

Solicitação de exame técnico

#4.1

11/05/1991

RPI 1092

Related

From the same holder

Patent monitoring

Track this patent in real time.

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