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Official data from INPI

SAPATA DE ESTEIRA

ConcedidaInvention PatentPCT · US2014037089

Application data

Number

112015028217

Type

Invention Patent

Filing

05/07/2014

Publication

08/22/2017

PCT

US2014037089

Progress at the INPI

  1. Filing05/07/14
  2. Publication08/22/17
  3. Examination
  4. Allowance11/30/21
  5. Grant12/21/21
  6. In force05/07/34

The patent was granted on 12/21/2021 and is in force until 05/07/2034. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:05/07/2034

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Latest action published by the INPI: 12/21/2021. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. O. (pessoa física)

US

A. S. (pessoa física)

ES

C. T. (pessoa física)

CA

Inventors

A. O. (pessoa física)

US

C. T. (pessoa física)

CA

Technical data

IPC Classification

Priority claims

US

61/820,551 · 05/07/2013

Abstract

RESUMO SAPATA DE ESTEIRA TENDO VIDA ÚTIL AUMENTADA EM UM SISTEMA DE ACIONAMENTO DE ESTEIRA A track shoe for a track drive system, which comprises a shoe base, one or more drive lugs attached to the shoe base, and a wear plate attached to the shoe base. The shoe base and drive lugs may be formed from a prehardened engineering steel, such as MECASTEEL 145. The wear plate may be formed from MECASTEEL 145 or an advanced abrasion-resistant steel, such as Creusabro 8000. The drive lugs may be replaceably attached to the shoe base, preferably by welding. The wear plate may be replaceably attached to the shoe base, preferably by fasteners such as bolts.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

20 (vinte) anos contados a partir de 07/05/2014, observadas as condições legais

12/21/2021

RPI 2659

Deferimento

#9.1

11/30/2021

RPI 2656

Exigência preliminar

#6.21

04/22/2020

RPI 2572

Notificação de acesso ao patrimônio genético

#6.6.1

11/13/2018

RPI 2497

Notificação de entrada na fase nacional - PCT

#1.3

08/22/2017

RPI 2433

Alteração de dados cadastrais

#1.1

12/08/2015

RPI 2344

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