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

QUEIMADOR DE CICLONE COM CÂMARA DE COMBUSTÃO CILÍNDRICA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9102645

Type

Invention Patent

Filing

06/24/1991

Publication

01/21/1992

Progress at the INPI

  1. Filing06/24/91
  2. Publication01/21/92
  3. Examination12/07/93
  4. Allowance10/11/94
  5. Grant06/27/95
  6. Expired06/29/10

The letters patent expired on 06/29/2010: 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: 06/29/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Forschungszentrum Julich GmbH

DE

Wamsler Umwelttechnik GmbH

DE

See this company's full portfolio

Inventors

H. M. (pessoa física)

DE

M. J. (pessoa física)

DE

W. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 40 21 005.7 · 07/02/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 24/06/2006

06/29/2010

RPI 2060

Concessão da patente

#16.1

06/27/1995

RPI 1282

Notificação para pagamento de retribuição

#13.1

02/21/1995

RPI 1264

Deferimento

#9.1

10/11/1994

RPI 1245

Solicitação de exame técnico

#4.1

12/07/1993

RPI 1201

Publicação do pedido de patente

#3.1

01/21/1992

RPI 1103

Related

From the same holder

Patent monitoring

Track this patent in real time.

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