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

FIBRAS POLIOLEFÍNICAS FEITAS DE POLIPROPILENO, POLIETILENO OU COPOLÍMEROS DE ETILENO-PROPRILENO COM APERFEIÇOADAS PROPRIEDADES DE JUNÇÃO OU LIGAÇÃO POR CALOR, E, PROCESSO PARA PRODUZÍ-LAS

ConcedidaInvention Patent

Application data

Number

PI8304271

Type

Invention Patent

Filing

08/09/1983

Publication

03/20/1984

Progress at the INPI

  1. Filing08/09/83
  2. Publication03/20/84
  3. Examination07/08/86
  4. Allowance02/14/89
  5. Grant08/29/89
  6. Terminated04/09/96

The patent was granted on 08/29/1989 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Merak S.p.A.

IT

Inventors

A. P. (pessoa física)

IT

B. B. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

22783 A/82 · 08/09/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

07/11/1989

RPI 977

Deferimento

#9.1

02/14/1989

RPI 956

Exigência - art. 36 da LPI

#6.1

08/16/1988

RPI 930

6.2

09/08/1987

RPI 881

Solicitação de exame técnico

#4.1

07/08/1986

RPI 820

Publicação do pedido de patente

#3.1

03/20/1984

RPI 700

Pedido de patente depositado

#2.1

10/18/1983

RPI 678

Anuidade - prazo legal encerrado

#18.2

04/09/1996

RPI 1323

Patent monitoring

Track this patent in real time.

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