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

APERFEIÇOAMENTO EM TORNEIRA

ConcedidaInvention Patent

Application data

Number

PI8504571

Type

Invention Patent

Filing

09/19/1985

Publication

12/17/1985

Progress at the INPI

  1. Filing09/19/85
  2. Publication12/17/85
  3. Examination04/15/86
  4. Allowance11/08/88
  5. Grant09/26/89
  6. Terminated08/08/95

The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Duratex Sociedade Anônima

SP, BR

See this company's full portfolio

Inventors

J. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

02/28/1989

RPI 958

Deferimento

#9.1

11/08/1988

RPI 942

Solicitação de exame técnico

#4.1

04/15/1986

RPI 808

Publicação antecipada

#3.2

12/17/1985

RPI 791

Pedido de patente depositado

#2.1

12/03/1985

RPI 789

Anuidade - prazo legal encerrado

#18.2

08/08/1995

RPI 1288

Pedido de licença compulsória

#20.1

08/07/1990

RPI 1027

Patent monitoring

Track this patent in real time.

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