Nova Patents
AT178298T

Abrasive grain and method for making the same

Abstract

The invention relates to the ceramic α aluminium oxide based abrasive and preparation method thereof. The abrasive is incorporated of the fixed abrasive article, e.g of the fixed abrasive article, which is fixed abrasive article and three-dimensional low density fixed abrasive article.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
  4. Today

22 members in 13 offices

This recordMember, by publication datePriority claim3 more offices are in the list below

Priority claims2

Priority claims
DocumentOfficeKindDate
15154093United States of AmericaA
33322494United States of AmericaA

Members22

Family members, oldest first
DocumentOfficeKind
CA2175680A1CanadaA1
WO9513251A1World Intellectual Property Organization (WIPO)A1
AU1050795AAustraliaA
ZA948832BSouth AfricaB
NO961919D0NorwayD0
NO961919LNorwayL
EP0728123A1European Patent Office (EPO)A1
CN1134692AChinaA
KR960705754ARepublic of KoreaA
BR9408041ABrazilA
US5593467AUnited States of AmericaA
JPH09505101AJapanA
US5645618AUnited States of AmericaA
US5651801AUnited States of AmericaA
AU689827B2AustraliaB2
EP0728123B1European Patent Office (EPO)B1
AT178298TThis recordAustriaT
DE69417570D1GermanyD1
DE69417570T2GermanyT2
CN1105698CChinaC
KR100415019B1Republic of KoreaB1
CA2175680CCanadaC