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

PRENSA

ConcedidaUtility Model

Application data

Number

MU6201297

Type

Utility Model

Filing

09/16/1982

Publication

06/14/1983

Progress at the INPI

  1. Filing09/16/82
  2. Publication06/14/83
  3. Examination02/14/84
  4. Allowance01/07/86
  5. Grant08/26/86
  6. Expired12/07/93

The letters patent expired on 12/07/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/26/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

METALURGICA ACOREAL LTDA [BR]

Inventors

S. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/26/1986

RPI 827

Notificação para pagamento de retribuição

#13.1

05/06/1986

RPI 811

Deferimento

#9.1

01/07/1986

RPI 794

8.1

08/13/1985

RPI 773

Exigência - art. 36 da LPI

#6.1

01/02/1985

RPI 741

Solicitação de exame técnico

#4.1

02/14/1984

RPI 695

Publicação antecipada

#3.2

06/14/1983

RPI 660

Pedido de patente depositado

#2.1

11/09/1982

RPI 629

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

Patent monitoring

Track this patent in real time.

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