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

CABEÇOTE DE EXTRUSÃO ROTATIVO, ESPECIALMENTE PARA A FABRICAÇÃO DE ANÉIS DE RETENÇÃO COM RANHURAS HELICOIDAIS PARA FIBRAS ÓPTICAS

Em AnáliseInvention Patent

Application data

Number

PI8505578

Type

Invention Patent

Filing

11/07/1985

Publication

03/11/1986

Progress at the INPI

  1. Filing11/07/85
  2. Publication03/11/86
  3. Examination07/22/86
  4. Allowance11/05/91
  5. Grant08/04/92
  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: 07/22/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cables Pirelli S/A

ES

T. P. (pessoa física)

FR

Inventors

M. S. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

8417735 · 11/21/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/22/1986

RPI 822

Publicação antecipada

#3.2

03/11/1986

RPI 803

Pedido de patente depositado

#2.1

01/14/1986

RPI 795

Carta-patente expirada

#21.1

Patente extinta em 07/11/2000

07/15/2008

RPI 1958

20.4

04/06/1993

RPI 1166

Concessão da patente

#16.1

08/04/1992

RPI 1131

Notificação para pagamento de retribuição

#13.1

03/17/1992

RPI 1111

Deferimento

#9.1

11/05/1991

RPI 1092

Patent monitoring

Track this patent in real time.

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