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

ESTAÇÃO SUBMARINA MODULAR SOBRE CHASSI MONOPÓLIO

PublicadaInvention Patent

Application data

Number

PI8803184

Type

Invention Patent

Filing

06/28/1988

Publication

01/24/1989

Progress at the INPI

  1. Filing06/28/88
  2. Publication01/24/89
  3. Examination01/02/91
  4. Allowance09/21/93
  5. Grant04/26/94
  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: 01/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Societe Nationale Elf Aquitaine (Production)

FR

See this company's full portfolio

Inventors

C. P. (pessoa física)

FR

J. S. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

87 09123 · 06/29/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/24/1989

RPI 953

Pedido de patente depositado

#2.1

11/22/1988

RPI 944

Carta-patente expirada

#21.1

Patente extinta em 28/06/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

04/26/1994

RPI 1221

Deferimento

#9.1

09/21/1993

RPI 1190

6.2

03/16/1993

RPI 1163

Solicitação de exame técnico

#4.1

01/02/1991

RPI 1048

Patent monitoring

Track this patent in real time.

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