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

Dispositivo de secagem ou esfriamento para materiais a granel.

Em AnáliseInvention Patent

Application data

Number

PI8008738

Type

Invention Patent

Filing

06/24/1980

Publication

-

Progress at the INPI

  1. Filing06/24/80
  2. Publication
  3. Examination04/12/83
  4. Allowance02/28/84
  5. Grant09/25/84
  6. Terminated09/26/89

The patent was granted on 09/25/1984 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. A. (pessoa física)

AT

Inventors

B. [. (pessoa física)

H. [. (pessoa física)

Technical data

IPC Classification

Priority claims

AT

4422/79 · 06/25/1979

AT

80/00019 · 06/24/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/26/1989

RPI 988

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

06/12/1984

RPI 712

Deferimento

#9.1

02/28/1984

RPI 697

Solicitação de exame técnico

#4.1

04/12/1983

RPI 651

Patent monitoring

Track this patent in real time.

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