Carbazole-Containing Materials In Phosphorescent Light Emitting Diodes

Patent No. EP2240446 (titled "Carbazole-Containing Materials In Phosphorescent Light Emitting Diodes") was filed by Universal Display on Dec 19, 2008. The application was issued on Sep 19, 2018.

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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
MERCK PATENT	Jul 29, 2016	-

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

Aug 23, 2018
Decision to maintain the European patent in amended form
Aug 23, 2018
Decision to maintain the European patent in amended form
Aug 17, 2018
Termination of the opposition proceedings with maintenance of patent
Aug 7, 2018
(Electronic) Receipt
Aug 7, 2018
Filing of the translation of the amended claims
Aug 7, 2018
French translation of claims
Aug 7, 2018
German translation of the claims
May 16, 2018
Communication to opponent concerning maintenance
May 16, 2018
Communication with request to file translations
May 9, 2018
Maintenance of the patent with the documents specified in the final decision
May 9, 2018
Refund of fees
May 4, 2018
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
May 4, 2018
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Mar 22, 2018
Composition of the board (T)
Mar 16, 2018
(Electronic) Receipt
Mar 16, 2018
Letter accompanying subsequently filed items
Mar 16, 2018
Withdrawal of an appeal
Feb 7, 2018
F3204 Communication of the file number to the parties
Feb 7, 2018
F3204 Communication of the file number to the parties
Jan 31, 2018
Processing of an appeal
Jan 30, 2018
(Electronic) Receipt
Jan 30, 2018
Letter accompanying subsequently filed items
Jan 30, 2018
Notice of appeal
Dec 7, 2017
Advice of delivery
Dec 6, 2017
Advice of delivery
Dec 6, 2017
Advice of delivery
Dec 5, 2017
Advice of delivery
Dec 1, 2017
Annex to the communication - opposition
Dec 1, 2017
Decision of the Opposition Division and instruction
Dec 1, 2017
Druckexemplar in opposition procedure
Dec 1, 2017
Grounds for the decision (Annex) - opposition
Dec 1, 2017
Interlocutory decision in opposition proceedings
Dec 1, 2017
Internal form - Opposition/addressees
Dec 1, 2017
Internal form - Opposition/addressees
Dec 1, 2017
Means of redress
Dec 1, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 1, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 1, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 1, 2017
Provision of a copy of the minutes - opposition procedure
Dec 1, 2017
Scanned annex to a communication - opposition procedure
Nov 7, 2017
Brief communication - Opposition proceedings
Nov 3, 2017
Information about the result of oral proceedings
Nov 1, 2017
(Electronic) Receipt
Nov 1, 2017
Citation in opposition procedure
Nov 1, 2017
Letter accompanying subsequently filed items
Nov 1, 2017
Written submission in preparation to/during oral proceedings
Sep 26, 2017
Annex to the communication
Sep 26, 2017
Notification concerning the date of oral proceedings
Sep 26, 2017
Notification concerning the date of oral proceedings
Sep 25, 2017
Brief communication - Opposition proceedings
Sep 15, 2017
(Electronic) Receipt
Sep 15, 2017
Letter accompanying subsequently filed items
Sep 15, 2017
Written submission in preparation to/during oral proceedings
Sep 8, 2017
Brief communication - Opposition proceedings
Sep 1, 2017
Letter regarding the opposition procedure (no time limit)
Sep 1, 2017
Non-patent literature cited during the opposition procedure
Sep 1, 2017
Non-patent literature cited during the opposition procedure
Aug 31, 2017
Letter accompanying subsequently filed items
Aug 31, 2017
Letter regarding the opposition procedure (no time limit)
Aug 31, 2017
Non-patent literature cited during the opposition procedure
Aug 31, 2017
Non-patent literature cited during the opposition procedure
Aug 14, 2017
Brief communication - Opposition proceedings
Aug 9, 2017
(Electronic) Receipt
Aug 9, 2017
Letter accompanying subsequently filed items
Aug 9, 2017
Written submission in preparation to/during oral proceedings
Apr 21, 2017
Advice of delivery
Apr 20, 2017
Advice of delivery
Apr 19, 2017
Advice of delivery
Apr 19, 2017
Advice of delivery
Apr 18, 2017
Acknowledgement of a document
Apr 18, 2017
Acknowledgement of a document
Apr 18, 2017
Annex to the communication - opposition
Apr 18, 2017
Information concerning oral proceedings
Apr 18, 2017
Preparation for oral proceedings
Apr 18, 2017
Summons to attend oral proceedings
Apr 18, 2017
Summons to attend oral proceedings
Apr 6, 2017
Brief communication - Opposition proceedings
Mar 28, 2017
(Electronic) Receipt
Mar 28, 2017
Amended claims with annotations
Mar 28, 2017
Amended claims with annotations
Mar 28, 2017
Amended claims with annotations
Mar 28, 2017
Amended claims with annotations
Mar 28, 2017
Amended claims with annotations
Mar 28, 2017
Any annexes (other than citation) to an opposition letter
Mar 28, 2017
Auxiliary request during Opposition procedure
Mar 28, 2017
Auxiliary request during Opposition procedure
Mar 28, 2017
Auxiliary request during Opposition procedure
Mar 28, 2017
Auxiliary request during Opposition procedure
Mar 28, 2017
Auxiliary request during Opposition procedure
Mar 28, 2017
Letter accompanying subsequently filed items
Mar 28, 2017
Reply of the patent proprietor to the notice(s) of opposition
Jan 27, 2017
Brief communication - Opposition proceedings
Jan 27, 2017
Grant of extension of time limit (opposition procedure)
Jan 17, 2017
(Electronic) Receipt
Jan 17, 2017
Letter accompanying subsequently filed items
Jan 17, 2017
Request for extension of time limit
Sep 19, 2016
Communication of a notice of opposition and request to file observations
Sep 19, 2016
Notice of further oppositions to opponent(s)
Aug 10, 2016
Communication of a notice of opposition - first information to patent proprietor
Aug 2, 2016
Non-patent literature cited during the opposition procedure
Aug 2, 2016
Notice of opposition
Aug 2, 2016
Patent document cited during the opposition procedure
Aug 2, 2016
Patent document cited during the opposition procedure
Aug 2, 2016
Patent document cited during the opposition procedure
Aug 2, 2016
Patent document cited during the opposition procedure
Aug 2, 2016
Patent document cited during the opposition procedure
Aug 2, 2016
Patent document cited during the opposition procedure
Aug 2, 2016
Translation of the evidence during Opposition procedure
Aug 2, 2016
Translation of the evidence during Opposition procedure
Jul 29, 2016
Letter accompanying subsequently filed items
Jul 29, 2016
Non-patent literature cited during the opposition procedure
Jul 29, 2016
Non-patent literature cited during the opposition procedure
Jul 29, 2016
Non-patent literature cited during the opposition procedure
Jul 29, 2016
Notice of opposition
Jul 29, 2016
Patent document cited during the opposition procedure
Jul 29, 2016
Patent document cited during the opposition procedure
Jul 29, 2016
Patent document cited during the opposition procedure
Jul 29, 2016
Patent document cited during the opposition procedure
Jul 29, 2016
Patent document cited during the opposition procedure
Jul 29, 2016
Patent document cited during the opposition procedure
Jul 29, 2016
Payment of fees and costs
Jul 29, 2016
Payment of fees and costs
Nov 12, 2015
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 15, 2015
Decision to grant a European patent
Oct 5, 2015
Bibliographic data of the European patent application
Oct 5, 2015
Information about intention to grant a patent
Oct 5, 2015
Intention to grant (signatures)
Oct 5, 2015
Text intended for grant (clean copy)
Oct 5, 2015
Text intended for grant (version for approval)
Aug 27, 2015
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Jul 30, 2015
(Electronic) Receipt
Jul 30, 2015
Claims
Jul 30, 2015
French translation of claims
Jul 30, 2015
German translation of the claims
Jul 30, 2015
Letter accompanying subsequently filed items
Jul 30, 2015
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Apr 1, 2015
Bibliographic data of the European patent application
Apr 1, 2015
Communication about intention to grant a European patent
Apr 1, 2015
Intention to grant (signatures)
Apr 1, 2015
Text intended for grant (clean copy)
Apr 1, 2015
Text intended for grant (version for approval)
Feb 28, 2014
Patent document cited during the examination procedure
Feb 28, 2014
Reply to communication from the Examining Division
Jan 9, 2014
Grant of extension of time limit (examination procedure)
Dec 20, 2013
Request for extension of time limit to communication from the Examining Division
Aug 28, 2013
Annex to the communication
Aug 28, 2013
Communication from the Examining Division
Aug 22, 2013
Examination started
Aug 19, 2013
Enquiry as to when a communication from the Examining Division can be expected
Sep 22, 2010
Notification on forthcoming publication of bibliographic data
Aug 17, 2010
Communication regarding comments on Written Opinion/amendment of application/payment of claims fee
Jul 26, 2010
(Electronic) Receipt
Jul 26, 2010
Amended claims filed after receipt of (European) search report
Jul 26, 2010
Request for entry into the European phase
Jul 13, 2010
Copy of the international preliminary report on patentability
May 18, 2010
Information on entry into European phase
Aug 27, 2009
Copy of the international search report
Aug 27, 2009
International publication of the international search report
Aug 3, 2009
Priority document (electronically transmitted)
Aug 3, 2009
Priority document (electronically transmitted)
Aug 3, 2009
Priority document (electronically transmitted)
Aug 3, 2009
Priority document (electronically transmitted)
Jul 9, 2009
Published international application - A2
Jun 24, 2009
Written opinion of the ISA, boxes No. I to VIII
Jun 24, 2009
Written opinion of the ISA, cover sheet
Jun 24, 2009
Written opinion of the ISA, supplemental box

EP2240446

UNIVERSAL DISPLAY

Application Number: EP08866686A
Filing Date: Dec 19, 2008
Status: Patent Maintained As Amended; Aug 17, 2018
Publication Date: Sep 19, 2018
External Links: Slate, Register , Google Patents

IP Verse

Carbazole-Containing Materials In Phosphorescent Light Emitting Diodes

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2240446