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

ELEMENTO REFRIGERADOR PARA FORNO METALÚRGICO BEM COMO PAREDE DE UM FORNO METALÚRGICO CONSTITUÍDA PELO MESMO

Em AnáliseInvention Patent

Application data

Number

PI8006189

Type

Invention Patent

Filing

09/26/1980

Publication

-

Progress at the INPI

  1. Filing09/26/80
  2. Publication
  3. Examination
  4. Allowance07/12/83
  5. Grant01/31/84
  6. Terminated05/17/88

The patent was granted on 01/31/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. A. (pessoa física)

DE

Inventors

E. A. (pessoa física)

L. W. (pessoa física)

T. W. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 29 39 852.5 · 10/02/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

16.3

04/17/1984

RPI 704

Concessão da patente

#16.1

01/31/1984

RPI 693

Notificação para pagamento de retribuição

#13.1

11/08/1983

RPI 681

Deferimento

#9.1

07/12/1983

RPI 664

Pedido de certificado de adição de invenção

#5.1

04/06/1982

RPI 598

Patent monitoring

Track this patent in real time.

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