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Official data from INPI

APARELHO E PROCESSO PARA IMPÔR UMA FORÇA RADIAL MÉDIA DESEJADA SOBRE UM PNEU.

PublicadaInvention Patent

Application data

Number

PI8703886

Type

Invention Patent

Filing

07/27/1987

Publication

03/29/1988

Progress at the INPI

  1. Filing07/27/87
  2. Publication03/29/88
  3. Examination10/09/90
  4. Allowance02/24/93
  5. Grant09/28/93
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Illinois Tool Works, Inc

US

Illinois Tool Works, Inc.

US

See this company's full portfolio

Inventors

J. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

897.924 · 08/19/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/29/1988

RPI 910

Pedido de patente depositado

#2.1

11/10/1987

RPI 890

Carta-patente expirada

#21.1

Patente extinta em 27/07/2002

07/29/2008

RPI 1960

16.3

08/16/1994

RPI 1237

Concessão da patente

#16.1

09/28/1993

RPI 1191

Notificação para pagamento de retribuição

#13.1

06/08/1993

RPI 1175

Deferimento

#9.1

02/24/1993

RPI 1160

14.1

06/02/1992

RPI 1122

Republicação - classificação IPC

#15.11

03/17/1992

RPI 1111

Exigência - art. 36 da LPI

#6.1

10/22/1991

RPI 1090

Solicitação de exame técnico

#4.1

10/09/1990

RPI 1036

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