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Official data from INPI

PROCESSO PARA FORMAR CORPOS TUBULARES FLEXÍVEIS E DISPOSITIVO DE REALIZAÇÃO DO PROCESSO

Em AnáliseInvention Patent

Application data

Number

PI8600855

Type

Invention Patent

Filing

02/17/1986

Publication

11/11/1986

Progress at the INPI

  1. Filing02/17/86
  2. Publication11/11/86
  3. Examination07/07/87
  4. Allowance11/23/93
  5. Grant06/28/94
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 07/07/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pirelli Cavi SpA

IT

See this company's full portfolio

Inventors

A. S. (pessoa física)

IT

E. D. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

19 536 A/85 · 02/15/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/07/1987

RPI 872

Publicação do pedido de patente

#3.1

11/11/1986

RPI 838

Pedido de patente depositado

#2.1

08/12/1986

RPI 825

Carta-patente expirada

#21.1

Patente extinta em 17/02/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

06/28/1994

RPI 1230

Deferimento

#9.1

11/23/1993

RPI 1199

14.4

04/27/1993

RPI 1169

Exigência - art. 36 da LPI

#6.1

02/16/1993

RPI 1159

Exigência - art. 36 da LPI

#6.1

08/06/1991

RPI 1079

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