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

SISTEMA PARA OPERAR BALÕES COM FORMATO DE DIRIGÍVEIS A BAIXA ALTITUDE

Arquivada/ExtintaInvention Patent

Application data

Number

PI9600330

Type

Invention Patent

Filing

01/31/1996

Publication

01/27/1998

Progress at the INPI

  1. Filing01/31/96
  2. Publication01/27/98
  3. Examination
  4. Allowance06/29/04
  5. Grant11/09/04
  6. Expired04/12/16

The letters patent expired on 04/12/2016: 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: 04/12/2016. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. H. (pessoa física)

MG, BR

Inventors

F. H. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 31/01/2016

04/12/2016

RPI 2362

Concessão da patente

#16.1

11/09/2004

RPI 1766

Deferimento

#9.1

06/29/2004

RPI 1747

Publicação do pedido de patente

#3.1

01/27/1998

RPI 1414

Pedido de patente depositado

#2.1

03/19/1996

RPI 1320

Patent monitoring

Track this patent in real time.

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