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Official data from INPI

SUPORTE CARREGADOR

Arquivada/ExtintaInvention Patent

Application data

Number

PI9102310

Type

Invention Patent

Filing

06/04/1991

Publication

01/14/1992

Progress at the INPI

  1. Filing06/04/91
  2. Publication01/14/92
  3. Examination08/17/93
  4. Allowance11/29/94
  5. Grant07/25/95
  6. Expired06/29/10

The letters patent expired on 06/29/2010: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 06/29/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Illinois Tool Works, Inc

US

Illinois Tool Works, Inc.

US

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Inventors

L. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

537674 · 06/14/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 04/06/2006

06/29/2010

RPI 2060

Concessão da patente

#16.1

07/25/1995

RPI 1286

Notificação para pagamento de retribuição

#13.1

04/04/1995

RPI 1270

Deferimento

#9.1

11/29/1994

RPI 1252

Solicitação de exame técnico

#4.1

08/17/1993

RPI 1185

Publicação do pedido de patente

#3.1

01/14/1992

RPI 1102

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