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

MECANISMO ELEVADOR DE PROTA DE FORNO DE COQUE

Em AnáliseInvention Patent
Talk to an expert

Application data

Number

PI7500958

Type

Invention Patent

Filing

03/13/1974

Publication

-
View on INPI

Progress at the INPI

  1. Filing03/13/74
  2. Publication
  3. Examination
  4. Allowance
  5. Grant11/10/81
  6. In force03/13/94

The patent was granted on 11/10/1981 and is in force until 03/13/1994. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:03/13/1994

Leave your contact and we will alert you

We track INPI publications and let you know as soon as this case moves.

We use your details only for this alert.

Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. T. (pessoa física)

Inventors

I. T. (pessoa física)

Technical data

IPC Classification

C10B 25/14

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

18.5

05/24/1988

RPI 918

18.3

01/12/1988

RPI 899

18.1

07/14/1987

RPI 873

22.5

05/05/1987

RPI 863

Concessão da patente

#16.1

11/10/1981

RPI 577

137

12/04/1990

RPI 1044

Anuidade - prazo legal encerrado

#18.2

10/02/1990

RPI 1035

Related

Patent monitoring

Track this patent in real time.

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