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

Processo para a refrigeração seca de coque e dispositivo para a realização deste processo.

ConcedidaInvention Patent

Application data

Number

PI8300549

Type

Invention Patent

Filing

02/04/1983

Publication

11/08/1983

Progress at the INPI

  1. Filing02/04/83
  2. Publication11/08/83
  3. Examination09/03/85
  4. Allowance05/17/88
  5. Grant12/27/88
  6. Terminated04/18/95

The patent was granted on 12/27/1988 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: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bergwerksverband GMBH.

DE

See this company's full portfolio

Inventors

B. K. (pessoa física)

H. K. (pessoa física)

R. W. (pessoa física)

S. H. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

3203731.7 · 02/04/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/27/1988

RPI 949

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/17/1988

RPI 917

Exigência - art. 36 da LPI

#6.1

08/12/1986

RPI 825

Solicitação de exame técnico

#4.1

09/03/1985

RPI 776

Publicação do pedido de patente

#3.1

11/08/1983

RPI 681

Pedido de patente depositado

#2.1

03/22/1983

RPI 648

Anuidade - prazo legal encerrado

#18.2

04/18/1995

RPI 1272

Patent monitoring

Track this patent in real time.

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