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

AGENTE DE ENCHIMENTO PARA CABOS DE FIBRAS ÓPTICAS E CABO DE FIBRAS ÓPTICAS

Em AnáliseInvention Patent

Application data

Number

PI8505864

Type

Invention Patent

Filing

11/22/1985

Publication

05/13/1986

Progress at the INPI

  1. Filing11/22/85
  2. Publication05/13/86
  3. Examination08/05/86
  4. Allowance01/08/91
  5. Grant07/30/91
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 08/05/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Societá Cavi Pirelli S.p.A., industrial e comercial

IT

See this company's full portfolio

Inventors

F. P. (pessoa física)

IT

P. A. (pessoa física)

IT

Technical data

Priority claims

IT

23 729 A/84 · 11/23/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação antecipada

#3.2

05/13/1986

RPI 812

Pedido de patente depositado

#2.1

01/28/1986

RPI 797

Carta-patente expirada

#21.1

Patente extinta em 22/11/2000

07/15/2008

RPI 1958

20.4

11/17/1992

RPI 1146

Republicação - classificação IPC

#15.11

11/12/1991

RPI 1093

Concessão da patente

#16.1

07/30/1991

RPI 1078

Deferimento

#9.1

01/08/1991

RPI 1049

Exigência - art. 36 da LPI

#6.1

06/05/1990

RPI 1021

Patent monitoring

Track this patent in real time.

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