IP Verse

Compositions For The Preparation Of Fracture-Resistant Dental Workpieces By Means Of Stereolithography - EP3669853

The patent EP3669853 was granted to Ivoclar Vivadent on Mar 30, 2022. The application was originally filed on Dec 21, 2018 under application number EP18215764A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3669853

IVOCLAR VIVADENT
Application Number
EP18215764A
Filing Date
Dec 21, 2018
Status
Granted And Under Opposition
Feb 25, 2022
Publication Date
Mar 30, 2022
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions

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.

CompanyOpposition DateRepresentativeOpposition Status

Get instant alerts for new oppositions and patent status changes

ARKEMA FRANCEDec 28, 2022BANDPAY & GREUTERADMISSIBLE

Patent Citations (5) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONEP3150641
DESCRIPTIONEP3293215
EXAMINATIONWO2020005413
SEARCHDE19907957
SEARCHWO2016026915

Non-Patent Literature (NPL) Citations (47) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference Text
DESCRIPTION- A. BEIL, Fertigung von Mikro-Bauteilen mittels Stereolithographie, VDI-Verlag, (20020000), page 3
DESCRIPTION- A. GEBHARDT, Generative Fertigungsverfahren, Carl Hanser Verlag, (20070000), page 77ff
DESCRIPTION- A. GEBHARDT, "Vision of Rapid Prototyping", Ber. DGK, (20060000), vol. 83, pages 7 - 12
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 10287-53-3
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 103597-45-1
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 10373-78-1
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 106990-43-6
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 119313-12-1
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 119344-86-4
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 1219495-43-8
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 124172-53-8
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 129757-67-1
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 131-53-3
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 131-54-4
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 131-55-5
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 136504-96-6
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 138393-21-2
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 162881-26-7
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 167078-06-0
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 178884-91-1
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 18600-59-4
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 191743-75-6
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 23328-53-2
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 2440-22-4
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 2725-22-6
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 34759-34-7
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 3864-99-1
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 3896-11-5
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 41556-26-7
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 43048-08-4
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 52829-07-9
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 5870-38-2
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 63843-89-0
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 65447-77-0
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 70624-18-9
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 7128-64-5
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 75081-21-9
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 75980-60-8
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 82451-48-7
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 82799-44-8
DESCRIPTION- CHEMICAL ABSTRACTS, Database accession no. 82919-37-7
EXAMINATION- MERVAT S IBRAHIM ET AL, "Electron beam processed plasticized epoxy coatings for surface protection", MATERIALS CHEMISTRY AND PHYSICS, ELSEVIER SA, SWITZERLAND, TAIWAN, REPUBLIC OF CHINA, vol. 130, no. 1, doi:10.1016/J.MATCHEMPHYS.2011.06.033, ISSN 0254-0584, (20110618), pages 237 - 242, (20110624), XP028389124
OPPOSITION- Anonymous, "K-KAT 348 Urethane Catalyst; Product Data Sheet", King Industries, (20121108), King Industries, URL: https://www.kingindustries.com/assets/1/6/K-KAT_348_PDS.pdf?514, (20231221), XP093114586
OTHER- Anonymous, "2-Oxepanone, homopolymer, ester with 2,2'-oxybis[ethanol] (2:1) (CA INDEX NAME)", REGISTRY, (19841116), Database accession no. 36890-68-3, URL: STN, XP093213311
OTHER- Perstorp, "Material Safety Data Sheet acc. to ISO/DIS 11014", PERSTORP, (20090722), pages 1 - 5, XP093213291
OTHER- Solvay, "CAPA® 2054, 2055, 2085, 2125, 2125A, 2204J 2205, 2205W and 2304 Material Safety Data Sheet", SOLVAY Chemicals, (20061121), pages 1 - 8, XP093213280
OTHER- Tullo Alexander H., "Solvay Sells Caprolactones Business", Chemical & Engineering News, (20071016), page 1, XP093213272

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

Dossier Documents

The dossier documents provide a comprehensive record of the patent’s prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination.

  • Date

    Description

  • Get instant alerts for new documents