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

DISPOSITIVO PARA SISTEMA DE TORÇÃO EM MÁQUINAS DE FABRICAÇÃO DE ARAME FARPADO

Prazo de SigiloInvention Patent

Application data

Number

PI8803281

Type

Invention Patent

Filing

07/01/1988

Publication

02/13/1990

Progress at the INPI

  1. Filing07/01/88
  2. Publication02/13/90
  3. Examination02/25/92
  4. Allowance03/01/95
  5. Grant08/29/95
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 12/06/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mendes Júnior Siderurgia S.A

MG, BR

S. A. (pessoa física)

MG, BR

See this company's full portfolio

Inventors

C. A. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

12/06/1988

RPI 946

Carta-patente expirada

#21.1

Patente extinta em 01/07/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

08/29/1995

RPI 1291

Deferimento

#9.1

03/01/1995

RPI 1265

14.4

08/16/1994

RPI 1237

Solicitação de exame técnico

#4.1

02/25/1992

RPI 1108

Publicação do pedido de patente

#3.1

02/13/1990

RPI 1006

Patent monitoring

Track this patent in real time.

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