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

ELEMENTO COMBUSTÍVEL COM TUBOS GUIAS RESFRIADOS PARA REATOR NUCLEAR

Em AnáliseInvention Patent

Application data

Number

PI8400774

Type

Invention Patent

Filing

02/21/1984

Publication

10/02/1984

Progress at the INPI

  1. Filing02/21/84
  2. Publication10/02/84
  3. Examination11/11/86
  4. Allowance05/28/91
  5. Grant11/26/91
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 11/11/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Framatome & Cie.

FR

See this company's full portfolio

Inventors

G. D. (pessoa física)

FR

J. M. (pessoa física)

FR

M. B. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

83-03155 · 02/25/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/11/1986

RPI 838

Publicação do pedido de patente

#3.1

10/02/1984

RPI 728

Pedido de patente depositado

#2.1

05/08/1984

RPI 707

Carta-patente expirada

#21.1

Patente extinta em 21/02/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

11/26/1991

RPI 1095

Notificação para pagamento de retribuição

#13.1

09/10/1991

RPI 1084

Deferimento

#9.1

05/28/1991

RPI 1069

Related

Same category

Patent monitoring

Track this patent in real time.

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