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Official data from INPI

CABO DE COMUNICAÇÃO

Em AnáliseInvention Patent
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Application data

Number

PI8501227

Type

Invention Patent

Filing

03/20/1985

Publication

11/12/1985
View on INPI

Progress at the INPI

  1. Filing03/20/85
  2. Publication11/12/85
  3. Examination11/03/87
  4. Allowance01/12/93
  5. Grant05/25/93
  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.

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Latest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pirelli General plc

GB

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Inventors

J. O. (pessoa física)

GB

M. C. (pessoa física)

GB

Technical data

IPC Classification

H01B 11/00

Priority claims

GB

8408539 · 04/03/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.2

09/12/1989

RPI 986

Solicitação de exame técnico

#4.1

11/03/1987

RPI 889

Publicação do pedido de patente

#3.1

11/12/1985

RPI 786

Pedido de patente depositado

#2.1

06/11/1985

RPI 764

Carta-patente expirada

#21.1

Patente extinta em 20/03/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

05/25/1993

RPI 1173

Notificação para pagamento de retribuição

#13.1

03/30/1993

RPI 1165

Notificação para pagamento de retribuição

#13.1

03/16/1993

RPI 1163

100

01/12/1993

RPI 1154

Petição de recurso

#12.2

04/09/1991

RPI 1062

Indeferimento

#9.2

12/26/1990

RPI 1047

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