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

SONDA DE TOMADA DE AMOSTRAS GASOSAS E MEDIDAS TÉRMICAS EM FORNO DE CUBA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9100969

Type

Invention Patent

Filing

03/07/1991

Publication

11/05/1991

Progress at the INPI

  1. Filing03/07/91
  2. Publication11/05/91
  3. Examination08/31/93
  4. Allowance06/13/95
  5. Grant03/26/96
  6. Expired06/22/10

The letters patent expired on 06/22/2010: 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: 06/22/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Paul Wurth S.A

LU

Paul Wurth S.A.

LU

See this company's full portfolio

Inventors

E. L. (pessoa física)

LU

G. W. (pessoa física)

LU

P. M. (pessoa física)

LU

Technical data

IPC Classification

Priority claims

LU

87 693 · 03/07/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 07/03/2006

06/22/2010

RPI 2059

Concessão da patente

#16.1

03/26/1996

RPI 1321

Notificação para pagamento de retribuição

#13.1

10/24/1995

RPI 1299

Deferimento

#9.1

06/13/1995

RPI 1280

Solicitação de exame técnico

#4.1

08/31/1993

RPI 1187

Publicação do pedido de patente

#3.1

11/05/1991

RPI 1092

Pedido de patente depositado

#2.1

09/03/1991

RPI 1083

Patent monitoring

Track this patent in real time.

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