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

PROCESSO DE UTILIZACAO DE BAGACO DE CANA EM FORNOS DE CIMENTO

ConcedidaInvention Patent

Application data

Number

PI8100103

Type

Invention Patent

Filing

01/08/1981

Publication

08/17/1982

Progress at the INPI

  1. Filing01/08/81
  2. Publication08/17/82
  3. Examination06/28/83
  4. Allowance08/21/84
  5. Grant03/26/85
  6. Terminated08/23/94

The patent was granted on 03/26/1985 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: 03/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IND REUNIDAS F MATARAZZO SA

Inventors

G. J. (pessoa física)

L. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/26/1985

RPI 753

Notificação para pagamento de retribuição

#13.1

12/11/1984

RPI 738

Deferimento

#9.1

08/21/1984

RPI 722

Exigência - art. 36 da LPI

#6.1

02/14/1984

RPI 695

Solicitação de exame técnico

#4.1

06/28/1983

RPI 662

Publicação do pedido de patente

#3.1

08/17/1982

RPI 617

Anuidade - prazo legal encerrado

#18.2

08/23/1994

RPI 1238

Patent monitoring

Track this patent in real time.

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