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Official data from INPI

PRENSA DE VULCANIZAÇÃO DE MOLDE DUPLO

Em AnáliseInvention Patent

Application data

Number

PI8506652

Type

Invention Patent

Filing

12/20/1985

Publication

07/15/1986

Progress at the INPI

  1. Filing12/20/85
  2. Publication07/15/86
  3. Examination09/23/86
  4. Allowance11/19/91
  5. Grant08/25/92
  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: 09/23/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pirelli Coordinamento Pneumatici SpA

IT

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Inventors

A. P. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

24220 A/84 · 12/21/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/23/1986

RPI 831

Publicação antecipada

#3.2

07/15/1986

RPI 821

Pedido de patente depositado

#2.1

04/08/1986

RPI 807

Carta-patente expirada

#21.1

Patente extinta em 20/12/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

08/25/1992

RPI 1134

Notificação para pagamento de retribuição

#13.1

04/07/1992

RPI 1114

Deferimento

#9.1

11/19/1991

RPI 1094

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