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

DISPOSITIVO DE EVACUAÇÃO DE MATERIAIS GRANULOSOS A GRANEL

ConcedidaInvention Patent

Application data

Number

PI8201413

Type

Invention Patent

Filing

03/16/1982

Publication

02/01/1983

Progress at the INPI

  1. Filing03/16/82
  2. Publication02/01/83
  3. Examination04/09/85
  4. Allowance10/14/86
  5. Grant07/28/87
  6. Terminated11/15/94

The patent was granted on 07/28/1987 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: 07/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. C. (pessoa física)

FR

Inventors

L. C. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

81 04981 · 03/12/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/28/1987

RPI 875

Notificação para pagamento de retribuição

#13.1

03/10/1987

RPI 855

Deferimento

#9.1

10/14/1986

RPI 834

Exigência - art. 36 da LPI

#6.1

11/05/1985

RPI 785

Solicitação de exame técnico

#4.1

04/09/1985

RPI 755

Publicação do pedido de patente

#3.1

02/01/1983

RPI 641

Pedido de patente depositado

#2.1

04/27/1982

RPI 601

Anuidade - prazo legal encerrado

#18.2

11/15/1994

RPI 1250

Patent monitoring

Track this patent in real time.

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