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Official data from INPI

DISPOSITIVO AUTOMÁTICO PARA UNIR MATERIAL ELASTOMÉRICO EM FOLHA VERDE

PublicadaInvention Patent

Application data

Number

PI8900262

Type

Invention Patent

Filing

01/23/1989

Publication

09/19/1989

Progress at the INPI

  1. Filing01/23/89
  2. Publication09/19/89
  3. Examination08/06/91
  4. Allowance08/15/95
  5. Grant04/30/96
  6. Expired12/15/09

The letters patent expired on 12/15/2009: 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: 09/19/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Firestone Tire & Rubber Company

US

See this company's full portfolio

Inventors

R. L. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

67 039-A/88 · 01/22/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/19/1989

RPI 987

Pedido de patente depositado

#2.1

03/07/1989

RPI 959

Carta-patente expirada

#21.1

Patente extinta em 23/01/2004

12/15/2009

RPI 2032

Concessão da patente

#16.1

04/30/1996

RPI 1326

Notificação para pagamento de retribuição

#13.1

01/30/1996

RPI 1313

Deferimento

#9.1

08/15/1995

RPI 1289

14.4

11/29/1994

RPI 1252

Solicitação de exame técnico

#4.1

08/06/1991

RPI 1079

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