Tool Holder And Metal Cutting Insert With Chip Breaking Surfaces - EP1558431
The patent EP1558431 was granted to Kennametal on May 3, 2017. The application was originally filed on Oct 17, 2003 under application number EP03809160A. The patent is currently recorded with a legal status of "Revoked".
EP1558431
- Application Number
- EP03809160A
- Filing Date
- Oct 17, 2003
- Status
- Revoked
- Nov 1, 2019
- Publication Date
- May 3, 2017
- External Links
- Slate, Register, Google Patents
Patent Summary
Patent Family
Patent Oppositions (2)
Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
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| ISCAR | Feb 5, 2018 | VOSSIUS & PARTNER | - |
| ISCAR | Feb 5, 2018 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | - |
Patent Citations (37) New
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0716895 |
| DESCRIPTION | EP0958873 |
| DESCRIPTION | US3654681 |
| DESCRIPTION | US3815191 |
| DESCRIPTION | US3973308 |
| DESCRIPTION | US4629372 |
| INTERNATIONAL-SEARCH-REPORT | US4992008 |
| INTERNATIONAL-SEARCH-REPORT | US5085541 |
| INTERNATIONAL-SEARCH-REPORT | US5375948 |
| INTERNATIONAL-SEARCH-REPORT | US5827017 |
| OPPOSITION | DE29807877U |
| OPPOSITION | EP0865851 |
| OPPOSITION | EP1483080 |
| OPPOSITION | JP2001322010 |
| OPPOSITION | JPH06320305 |
| OPPOSITION | US4629372 |
| OPPOSITION | US4778311 |
| OPPOSITION | US4832541 |
| OPPOSITION | US4969779 |
| OPPOSITION | US4992008 |
| OPPOSITION | US5076739 |
| OPPOSITION | US5375948 |
| OPPOSITION | US5423639 |
| OPPOSITION | US5511911 |
| OPPOSITION | US5676495 |
| OPPOSITION | US5704737 |
| OPPOSITION | US5758994 |
| OPPOSITION | US5827017 |
| OPPOSITION | US6086291 |
| OPPOSITION | US6135678 |
| OPPOSITION | US6238147 |
| OPPOSITION | US6249950 |
| OPPOSITION | WO0013824 |
| OPPOSITION | WO9219402 |
| OPPOSITION | WO9608330 |
| SEARCH | EP0716895 |
| SEARCH | EP0958873 |
Non-Patent Literature (NPL) Citations (5) New
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
| Citation Phase | Reference Text |
|---|---|
| OPPOSITION | - "Cutting tools", Machinery's Handbook, 25th ed., Industrial Press Inc., (19970000), pages 720 - 727, ISBN 0-8311-2424-5, XP055462808 |
| OPPOSITION | - I.S. JAWAHIR, "An experimental and theoretical study of the effects of the tool restricted contact on chip breaking", Doctor of Philosophy thesis, School of Mechanical and Industrial Engineering, Australia, (19860000), XP055462805 |
| OPPOSITION | - Sandvik Coromant, Modern Metal Cutting. A Practical Handbook, (19960000), pages 26 - 27, ISBN 91-972299-3-0, XP055462817 |
| OPPOSITION | - XIANG DONG FANG, "Intelligent chip control and tool wear estimation in automated machining systems", Doctor of Philosophy thesis, Department of Mechanical Engineering, (19910000), URL: http://ro.uow.edu.au/cgi/viewcontent.egi?article=2585&context=theses, XP055462796 |
| OPPOSITION | - V.P. ASTAKHOV et al., "Chip structure classification based on mechanics of its formation", Journal of Materials Processing Technology, (19971115), vol. 71, no. 2, pages 247 - 257, XP055462719 |
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Decision to grant a European patent
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Mar 21, 2017
Filing of the translations of the claims
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Mar 21, 2017
French translation of claims
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Mar 21, 2017
German translation of the claims
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Mar 21, 2017
Payment of fees and costs
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Feb 1, 2017
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Intention to grant (signatures)
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Feb 1, 2017
Text intended for grant (clean copy)
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Feb 1, 2017
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Amended claims with annotations
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Amended description with annotations
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Claims
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Description
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Annex to the communication
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Communication from the Examining Division
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General enquiry
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CDS Clean up - amended applicant details
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Claims
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Annex to the communication
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Communication from the Examining Division
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Maintenance of the application
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Supplementary European search report
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Apr 5, 2007
Copy of the international search report
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Enquiry with the International Bureau
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Claims
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General enquiry
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Request for entry into the European phase
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Mar 4, 2005
Information on entry into European phase
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Jul 22, 2004
Copy of the international search report
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Published international application - A2
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