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

RETRATOR COM TRAVA AUTOMÁTICA

Em AnáliseInvention Patent

Application data

Number

PI8204777

Type

Invention Patent

Filing

08/13/1982

Publication

03/27/1984

Progress at the INPI

  1. Filing08/13/82
  2. Publication03/27/84
  3. Examination08/14/84
  4. Allowance04/16/85
  5. Grant10/01/85
  6. Invalidated06/09/87

The patent was invalidated by the INPI in an administrative invalidity proceeding. Protection no longer exists.

Talk to a specialist

Latest action published by the INPI: 06/09/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Huzimet Aços Especiais Ltda

SP, BR

See this company's full portfolio

Inventors

E. A. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

200

06/09/1987

RPI 868

Pedido de licença voluntária

#17.1

12/16/1986

RPI 843

Concessão da patente

#16.1

10/01/1985

RPI 780

Deferimento

#9.1

04/16/1985

RPI 756

Solicitação de exame técnico

#4.1

08/14/1984

RPI 721

Publicação do pedido de patente

#3.1

03/27/1984

RPI 701

Pedido de patente depositado

#2.1

09/28/1982

RPI 623

Republicação - classificação IPC

#15.11

01/12/2010

RPI 2036

Patent monitoring

Track this patent in real time.

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