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

PLATAFORMA DE DESENVOLVIMENTO PARA PRODUÇÃO EM ÁGUA RASA

Em AnáliseInvention Patent

Application data

Number

PI8405040

Type

Invention Patent

Filing

10/05/1984

Publication

05/13/1986

Progress at the INPI

  1. Filing10/05/84
  2. Publication05/13/86
  3. Examination08/12/86
  4. Allowance05/23/89
  5. Grant01/09/90
  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: 09/19/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Petróleo Brasileiro S/A - Petrobrás

RJ, BR

See this company's full portfolio

Inventors

G. D. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

09/19/1989

RPI 987

Deferimento

#9.1

05/23/1989

RPI 970

Conhecimento de parecer técnico

#7.1

10/18/1988

RPI 939

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

05/13/1986

RPI 812

Pedido de patente depositado

#2.1

12/26/1984

RPI 740

Carta-patente expirada

#21.1

Patente extinta em 05/10/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

01/09/1990

RPI 1001

Patent monitoring

Track this patent in real time.

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