Official data from INPI

EMENDA PARA CABOS COM ISOLAÇÃO EXTRUDADA

Em AnáliseInvention Patent

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Application data

Number

PI8506923

Type

Invention Patent

Filing

09/26/1985

Publication

12/23/1986

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Progress at the INPI

Filing09/26/85
Publication12/23/86
Examination07/28/87
Allowance03/05/91
Grant08/27/91
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.

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Latest action published by the INPI: 07/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

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

Inventors

B. P. (pessoa física)

G. L. (pessoa física)

Technical data

IPC Classification

H02G 15/103 H02G 15/184

Priority claims

22.912 A/84 · 09/28/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/28/1987

RPI 875

Notificação de entrada na fase nacional - PCT

#1.3

12/23/1986

RPI 844

Carta-patente expirada

#21.1

Patente extinta em 26/09/2000

07/15/2008

RPI 1958

20.4

11/03/1992

RPI 1144

Concessão da patente

#16.1

08/27/1991

RPI 1082

Republicação - classificação IPC

#15.11

07/16/1991

RPI 1076

Deferimento

#9.1

03/05/1991

RPI 1057

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