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Optical Irradiation Device For An Assembly For Producing Three-Dimensional Workpieces By Means Of Irradiating Powder Layers Of A Raw Powder With Laser Radiation

Patent No. EP2596901 (titled "Optical Irradiation Device For An Assembly For Producing Three-Dimensional Workpieces By Means Of Irradiating Powder Layers Of A Raw Powder With Laser Radiation") was filed by SLM Solutions GmbH on Nov 23, 2012. The application was issued on Nov 5, 2014.

Patent Summary

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.

Company	Opposition Date	Representative
CONCEPT LASER	Aug 4, 2015	KOHL

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

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Jun 12, 2018
Termination of the opposition proceedings with maintenance of patent
May 16, 2018
Communication of the registration of a transfer or change of name and/or address
May 9, 2018
(Electronic) Receipt
May 9, 2018
Annexes in respect of a client data request
May 9, 2018
Letter accompanying subsequently filed items
May 9, 2018
Submission concerning change of applicant's address
Feb 5, 2018
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 5, 2018
Refund of fees
Jan 24, 2018
F3345 Forwarding of submissions to parties
Jan 22, 2018
Withdrawal of an appeal
Jan 17, 2018
Composition of the board (T)
Dec 20, 2017
Important information concerning EPO Form 1010
Dec 19, 2017
F3204 Communication of the file number to the parties
Dec 14, 2017
Processing of an appeal
Dec 12, 2017
Notice of appeal
Dec 12, 2017
Payment of fees and costs
Dec 12, 2017
Payment of fees and costs
Oct 27, 2017
Advice of delivery
Oct 27, 2017
Advice of delivery
Oct 23, 2017
Advice of delivery
Oct 17, 2017
Advice of delivery
Oct 12, 2017
Acknowledgement of a document
Oct 12, 2017
Acknowledgement of a document
Oct 12, 2017
Annex to the communication - opposition
Oct 12, 2017
Decision of the Opposition Division and instruction
Oct 12, 2017
Decision rejecting the opposition
Oct 12, 2017
Grounds for the decision (Annex) - opposition
Oct 12, 2017
Internal form - Opposition/addressees
Oct 12, 2017
Internal form - Opposition/addressees
Oct 12, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 12, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 12, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 12, 2017
Provision of a copy of the minutes - opposition procedure
Oct 12, 2017
Scanned annex to a communication - opposition procedure
Sep 7, 2017
Information about the result of oral proceedings
Aug 10, 2017
Brief communication - Opposition proceedings
Aug 7, 2017
(Electronic) Receipt
Aug 7, 2017
Letter accompanying subsequently filed items
Aug 7, 2017
Letter regarding the opposition procedure (no time limit)
Jul 12, 2017
Brief communication - Opposition proceedings
Jul 12, 2017
Brief communication - Opposition proceedings
Jul 7, 2017
Brief communication - Opposition proceedings
Jul 6, 2017
Result of consultation by telephone/in person
Jul 3, 2017
(Electronic) Receipt
Jul 3, 2017
Amended claims with annotations
Jul 3, 2017
Amended claims with annotations
Jul 3, 2017
Claims
Jul 3, 2017
Claims
Jul 3, 2017
Letter accompanying subsequently filed items
Jul 3, 2017
Letter regarding the opposition procedure (no time limit)
May 15, 2017
Brief communication - Opposition proceedings
May 15, 2017
Communication of amended entries
Apr 11, 2017
Request for change of opponent's representative
Mar 9, 2017
Advice of delivery
Jan 30, 2017
Advice of delivery
Jan 30, 2017
Advice of delivery
Jan 24, 2017
Advice of delivery
Jan 20, 2017
Acknowledgement of a document
Jan 20, 2017
Acknowledgement of a document
Jan 20, 2017
Annex to the communication - opposition
Jan 20, 2017
Information concerning oral proceedings
Jan 20, 2017
Preparation for oral proceedings
Jan 20, 2017
Summons to attend oral proceedings
Jan 20, 2017
Summons to attend oral proceedings
Nov 17, 2016
Communication of the registration of a transfer or change of name and/or address
Nov 4, 2016
Payment of fees and costs
Nov 4, 2016
Submission concerning a transfer of rights (applicant)
May 25, 2016
Brief communication - Opposition proceedings
May 17, 2016
Amended claims with annotations
May 17, 2016
Amended claims with annotations
May 17, 2016
Amended claims with annotations
May 17, 2016
Claims
May 17, 2016
Claims
May 17, 2016
Claims
May 17, 2016
Reply of the patent proprietor to the notice(s) of opposition
Apr 13, 2016
Brief communication - Opposition proceedings
Apr 13, 2016
Communication of amended entries
Mar 29, 2016
Request concerning representative opponent
Jan 19, 2016
Communication of a notice of opposition and request to file observations
Jan 19, 2016
Notice of further oppositions to opponent(s)
Sep 11, 2015
Communication of a notice of opposition and request to file observations
Sep 11, 2015
Notice of further oppositions to opponent(s)
Aug 13, 2015
Communication of a notice of opposition - first information to patent proprietor
Aug 4, 2015
(Electronic) Receipt
Aug 4, 2015
Any annexes (other than citation) to an opposition letter
Aug 4, 2015
Non-patent literature cited during the opposition procedure
Aug 4, 2015
Non-patent literature cited during the opposition procedure
Aug 4, 2015
Non-patent literature cited during the opposition procedure
Aug 4, 2015
Non-patent literature cited during the opposition procedure
Aug 4, 2015
Non-patent literature cited during the opposition procedure
Aug 4, 2015
Notice of opposition
Aug 4, 2015
Notice of opposition
Aug 4, 2015
Patent document cited during the opposition procedure
Aug 4, 2015
Patent document cited during the opposition procedure
Aug 4, 2015
Patent document cited during the opposition procedure
Aug 4, 2015
Patent document cited during the opposition procedure
Aug 4, 2015
Patent document cited during the opposition procedure
Aug 4, 2015
Patent document cited during the opposition procedure
Aug 4, 2015
Patent document cited during the opposition procedure
Mar 26, 2015
Submission concerning representation
Nov 5, 2014
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 9, 2014
Decision to grant a European patent
Sep 19, 2014
English translation of the claims
Sep 19, 2014
Filing of the translations of the claims
Sep 19, 2014
French translation of claims
Sep 19, 2014
Payment of fees and costs
Jun 4, 2014
Bibliographic data of the European patent application
Jun 4, 2014
Communication about intention to grant a European patent
Jun 4, 2014
Intention to grant (signatures)
Jun 4, 2014
Text intended for grant
Oct 31, 2013
Statement of non-availability of priority search results
Oct 24, 2013
Invitation to file a copy of search results(priority)
Oct 9, 2013
Amended claims filed after receipt of (European) search report
Oct 9, 2013
Amended claims with annotations
Oct 9, 2013
Amended description filed after receipt of (European) search report
Oct 9, 2013
Amended description with annotations
Oct 9, 2013
Amendments received before examination
Oct 9, 2013
Payment of fees and costs
Jun 4, 2013
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
May 3, 2013
Notification of forthcoming publication
Mar 27, 2013
Communication regarding the transmission of the European search report
Mar 27, 2013
European search opinion
Mar 27, 2013
European search report
Jan 16, 2013
Communication to designated inventor
Jan 16, 2013
Communication to designated inventor
Jan 16, 2013
Communication to designated inventor
Nov 23, 2012
Abstract
Nov 23, 2012
Claims
Nov 23, 2012
Description
Nov 23, 2012
Designation of inventor
Nov 23, 2012
Drawings
Nov 23, 2012
Payment of fees and costs
Nov 23, 2012
Priority document
Nov 23, 2012
Request for grant of a European patent

EP2596901

SLM SOLUTIONS GMBH

Application Number: EP12007911A
Filing Date: Nov 23, 2012
Status: Opposition Rejected; Jun 15, 2018
Publication Date: Nov 5, 2014
External Links: Slate, Register , Google Patents