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

Aperfeiçoamento em suporte de resistência para fornos, estufas e geradores de ar quente elétricos.

ConcedidaInvention Patent

Application data

Number

PI8306935

Type

Invention Patent

Filing

12/16/1983

Publication

05/15/1984

Progress at the INPI

  1. Filing12/16/83
  2. Publication05/15/84
  3. Examination07/31/84
  4. Allowance07/02/85
  5. Grant12/31/85
  6. Terminated02/18/92

The patent was granted on 12/31/1985 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: 12/31/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Combustol Indústria e Comércio Ltda.

Inventors

M. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/31/1985

RPI 793

Notificação para pagamento de retribuição

#13.1

10/22/1985

RPI 783

Deferimento

#9.1

07/02/1985

RPI 767

Pedido de certificado de adição de invenção

#5.1

12/18/1984

RPI 739

Solicitação de exame técnico

#4.1

07/31/1984

RPI 719

Publicação antecipada

#3.2

05/15/1984

RPI 708

Pedido de patente depositado

#2.1

02/28/1984

RPI 697

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

Patent monitoring

Track this patent in real time.

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