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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8401926

Type

Invention Patent

Filing

04/18/1984

Publication

10/02/1984

Progress at the INPI

  1. Filing04/18/84
  2. Publication10/02/84
  3. Examination12/26/84
  4. Allowance09/23/86
  5. Grant06/30/87
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pirelli Coordinamento Pneumatici SpA

IT

Societa Pneumatici Pirelli S.P.A.

IT

See this company's full portfolio

Inventors

G. T. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

20655A/83 · 04/18/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

08/22/1989

RPI 983

Concessão da patente

#16.1

06/30/1987

RPI 871

Notificação para pagamento de retribuição

#13.1

02/17/1987

RPI 852

Deferimento

#9.1

09/23/1986

RPI 831

Solicitação de exame técnico

#4.1

12/26/1984

RPI 740

Publicação antecipada

#3.2

10/02/1984

RPI 728

Pedido de patente depositado

#2.1

07/03/1984

RPI 715

Carta-patente expirada

#21.1

Patente extinta em 18/04/99

07/08/2008

RPI 1957

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