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Official data from INPI

PROCESSO PARA PRODUÇÃO DE BANDAS PARA RECUPERAÇÃO DE PNEUS

DeferidaInvention Patent

Application data

Number

PI8401550

Type

Invention Patent

Filing

04/04/1984

Publication

11/12/1985

Progress at the INPI

  1. Filing04/04/84
  2. Publication11/12/85
  3. Examination05/13/86
  4. Allowance10/31/89
  5. Grant06/26/90
  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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Indústria de Artefatos de Borracha Ruzi S/A

SP, BR

Inventors

S. R. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

10/31/1989

RPI 993

Solicitação de exame técnico

#4.1

05/13/1986

RPI 812

Publicação do pedido de patente

#3.1

11/12/1985

RPI 786

Pedido de patente depositado

#2.1

10/08/1985

RPI 781

Carta-patente expirada

#21.1

Patente extinta em 04/04/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

06/26/1990

RPI 1024

Notificação para pagamento de retribuição

#13.1

03/06/1990

RPI 1008

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