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Methods Of And Direct Metal Laser Melting Manufacturing System For Controlling The Cooling Rate Of A Melt Pool Of A Powder Bed By In-Line Laser Scanner - EP3541566

The patent EP3541566 was granted to General Electric on Apr 7, 2021. The application was originally filed on Oct 16, 2017 under application number EP17791844A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP3541566

GENERAL ELECTRIC

Application Number: EP17791844A
Filing Date: Oct 16, 2017
Status: Opposition Rejected; Sep 8, 2023
Publication Date: Apr 7, 2021
External Links: Slate, Register, Google Patents

Patent Summary

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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	Opposition Status
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SIEMENS ENERGY	Jan 3, 2022	-	ADMISSIBLE

Patent Citations (18) New

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

Citation Phase	Publication Number
INTERNATIONAL-SEARCH-REPORT	DE102011113246
INTERNATIONAL-SEARCH-REPORT	DE102014224738
INTERNATIONAL-SEARCH-REPORT	JPH0332481
INTERNATIONAL-SEARCH-REPORT	US2014302247
INTERNATIONAL-SEARCH-REPORT	US2016184925
OPPOSITION	DE102013011675
OPPOSITION	DE102013205029
OPPOSITION	DE102013226298
OPPOSITION	EP2335848
OPPOSITION	EP2853324
OPPOSITION	EP2893994
OPPOSITION	EP3037246
OPPOSITION	US2014263209
OPPOSITION	US2016067778
OPPOSITION	US2016184925
OPPOSITION	WO2015120168
OPPOSITION	WO2016077250
OPPOSITION	WO2016139187

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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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Sep 8, 2023
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
OPPO
Sep 8, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
OPPO
Sep 5, 2023
Termination of the opposition proceedings with maintenance of patent
OPPO
Jun 9, 2023
Advice of delivery
OPPO
May 25, 2023
Annex to the communication - opposition
OPPO
May 25, 2023
Decision of the Opposition Division and instruction
OPPO
May 25, 2023
Decision rejecting the opposition
OPPO
May 25, 2023
Decision rejecting the opposition
OPPO
May 25, 2023
Grounds for the decision (Annex) - opposition
OPPO
May 25, 2023
Means of redress
OPPO
May 25, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
May 25, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
OPPO
May 25, 2023
Provision of a copy of the minutes - opposition procedure
OPPO
May 25, 2023
Provision of a copy of the minutes - opposition procedure
OPPO
May 25, 2023
Transmittal of decision / summons - opposition
OPPO
May 25, 2023
Transmittal of decision / summons - opposition
OPPO
Apr 28, 2023
Information about the result of oral proceedings
OPPO
Mar 1, 2023
Brief communication - Opposition proceedings
OPPO
Feb 24, 2023
(Electronic) Receipt
OPPO
Feb 24, 2023
Auxiliary request during Opposition procedure
OPPO
Feb 24, 2023
Auxiliary request during Opposition procedure
OPPO
Feb 24, 2023
Auxiliary request during Opposition procedure
OPPO
Feb 24, 2023
Auxiliary request during Opposition procedure
OPPO
Feb 24, 2023
Auxiliary request during Opposition procedure
OPPO
Feb 24, 2023
Auxiliary request during Opposition procedure - 02
OPPO
Feb 24, 2023
Auxiliary request during Opposition procedure - 04
OPPO
Feb 24, 2023
Auxiliary request during Opposition procedure - 05
OPPO
Feb 24, 2023
Auxiliary request during Opposition procedure - 06
OPPO
Feb 24, 2023
Auxiliary request during Opposition procedure - 07
OPPO
Feb 24, 2023
Letter accompanying subsequently filed items
OPPO
Feb 24, 2023
Written submission in preparation to/during oral proceedings
OPPO
Feb 23, 2023
Notification concerning the date of oral proceedings
OPPO
Feb 23, 2023
Notification concerning the date of oral proceedings
OPPO
Feb 17, 2023
Brief communication - Opposition proceedings
OPPO
Feb 14, 2023
(Electronic) Receipt
OPPO
Feb 14, 2023
Letter accompanying subsequently filed items
OPPO
Feb 14, 2023
Written submission in preparation to/during oral proceedings
OPPO
Dec 9, 2022
Notification concerning the date of oral proceedings
OPPO
Dec 9, 2022
Notification concerning the date of oral proceedings
OPPO
Oct 27, 2022
(Electronic) Receipt
OPPO
Oct 27, 2022
Advice of delivery
OPPO
Oct 27, 2022
Letter accompanying subsequently filed items
OPPO
Oct 14, 2022
Advice of delivery
OPPO
Oct 6, 2022
Annex to the communication - opposition
OPPO
Oct 6, 2022
Information concerning oral proceedings
OPPO
Oct 6, 2022
Scanned annex to a communication - opposition procedure
OPPO
Oct 6, 2022
Summons to attend oral proceedings
OPPO
Oct 6, 2022
Summons to attend oral proceedings
OPPO
Oct 6, 2022
Transmittal of decision / summons - opposition
OPPO
Oct 6, 2022
Transmittal of decision / summons - opposition
OPPO
Jul 28, 2022
Brief communication - Opposition proceedings
OPPO
Jul 28, 2022
Communication of amended entries concerning the representative
OPPO
Jul 22, 2022
(Electronic) Receipt
OPPO
Jul 22, 2022
Letter accompanying subsequently filed items (CDR)
OPPO
Jul 22, 2022
Submission concerning change of proprietor's representative
OPPO
Jun 13, 2022
Brief communication - Opposition proceedings
OPPO
Jun 13, 2022
Communication confirming withdrawal from representation
OPPO
Jun 13, 2022
Communication of amended entries concerning the representative
OPPO
Jun 8, 2022
Communication for party to proceedings/third party
OPPO
Jun 7, 2022
Brief communication - Opposition proceedings
OPPO
Jun 3, 2022
(Electronic) Receipt
OPPO
Jun 3, 2022
Letter accompanying subsequently filed items (CDR)
OPPO
Jun 3, 2022
Submission concerning change of proprietor's representative
OPPO
May 31, 2022
(Electronic) Receipt
OPPO
May 31, 2022
Letter accompanying subsequently filed items
OPPO
May 31, 2022
Letter regarding the opposition procedure (no time limit)
OPPO
May 30, 2022
(Electronic) Receipt
OPPO
May 30, 2022
Auxiliary request during Opposition procedure
OPPO
May 30, 2022
Auxiliary request during Opposition procedure
OPPO
May 30, 2022
Auxiliary request during Opposition procedure
OPPO
May 30, 2022
Auxiliary request during Opposition procedure - 01
OPPO
May 30, 2022
Auxiliary request during Opposition procedure - 02
OPPO
May 30, 2022
Auxiliary request during Opposition procedure - 03
OPPO
May 30, 2022
Letter accompanying subsequently filed items
OPPO
May 30, 2022
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Jan 21, 2022
Communication of a notice of opposition and request to file observations
OPPO
Jan 21, 2022
Notice of further oppositions to opponent(s)
OPPO
Jan 7, 2022
Communication of a notice of opposition - first information to patent proprietor
OPPO
Jan 3, 2022
(Electronic) Receipt
OPPO
Jan 3, 2022
Citation in opposition procedure - 001
OPPO
Jan 3, 2022
Citation in opposition procedure - 002
OPPO
Jan 3, 2022
Citation in opposition procedure - 003
OPPO
Jan 3, 2022
Citation in opposition procedure - 004
OPPO
Jan 3, 2022
Citation in opposition procedure - 005
OPPO
Jan 3, 2022
Citation in opposition procedure - 006
OPPO
Jan 3, 2022
Citation in opposition procedure - 007
OPPO
Jan 3, 2022
Citation in opposition procedure - 008
OPPO
Jan 3, 2022
Citation in opposition procedure - 009
OPPO
Jan 3, 2022
Citation in opposition procedure - 010
OPPO
Jan 3, 2022
Citation in opposition procedure - 011
OPPO
Jan 3, 2022
Citation in opposition procedure - 012
OPPO
Jan 3, 2022
Citation in opposition procedure - 013
OPPO
Jan 3, 2022
Notice of opposition
OPPO
Jan 3, 2022
Notice of opposition
OPPO
Apr 20, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Mar 12, 2021
Decision to grant a European patent
Search/Exam
Mar 2, 2021
(Electronic) Receipt
Search/Exam
Mar 2, 2021
Filing of the translations of the claims
Search/Exam
Mar 2, 2021
French translation of claims
Search/Exam
Mar 2, 2021
German translation of the claims
Search/Exam
Mar 2, 2021
Letter accompanying subsequently filed items
Search/Exam
Dec 7, 2020
Bibliographic data of the European patent application
Search/Exam
Dec 7, 2020
Communication about intention to grant a European patent
Search/Exam
Dec 7, 2020
Intention to grant (signatures)
Search/Exam
Dec 7, 2020
Text intended for grant (clean copy)
Search/Exam
Dec 7, 2020
Text intended for grant (version for approval)
Search/Exam
Aug 26, 2020
Examination started
Search/Exam
Mar 24, 2020
Document concerning representation
Search/Exam
Jan 4, 2020
(Electronic) Receipt
Search/Exam
Jan 4, 2020
Amended claims filed after receipt of (European) search report
Search/Exam
Jan 4, 2020
Amended claims with annotations
Search/Exam
Jan 4, 2020
Amendments received before examination
Search/Exam
Jan 4, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 15, 2019
Submission concerning representation
Search/Exam
Aug 28, 2019
Notification on forthcoming publication of bibliographic data
Search/Exam
Jun 28, 2019
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Search/Exam
Jun 26, 2019
Communication to designated inventor
Search/Exam
Jun 26, 2019
Communication to designated inventor
Search/Exam
Jun 12, 2019
Copy of the international preliminary report on patentability
Search/Exam
May 15, 2019
(Electronic) Receipt
Search/Exam
May 15, 2019
Amended claims filed after receipt of (European) search report
Search/Exam
May 15, 2019
Amended description filed after receipt of (European) search report
Search/Exam
May 15, 2019
Modified abstract
Search/Exam
May 15, 2019
Request for entry into the European phase
Search/Exam
Mar 29, 2019
Information on entry into European phase
Search/Exam
Jun 14, 2018
Priority document (electronically transmitted)
Search/Exam
May 24, 2018
Copy of the international search report
Search/Exam
May 24, 2018
Published international application - A1
Search/Exam
Feb 28, 2018
ISR: cited documents
PCTISA
Feb 26, 2018
Written opinion of the ISA, boxes No. I to VIII
PCTISA
Feb 26, 2018
Written opinion of the ISA, cover sheet
PCTISA
Feb 26, 2018
Written opinion of the ISA, supplemental box
PCTISA
Nov 14, 2017
Notification of receipt of Search copy
PCTISA
Oct 30, 2017
Abstract
PCTISA
Oct 30, 2017
Annex
PCTISA
Oct 30, 2017
Claims
PCTISA
Oct 30, 2017
Description
PCTISA
Oct 30, 2017
Drawings
PCTISA
Oct 30, 2017
Notification Concerning Payment of Prescribed Fees (copy for ISA/EP)
PCTISA
Oct 30, 2017
Notification of the International Application Number and of the International Filing Date (copy for ISA/EP)
PCTISA
Oct 30, 2017
Request form for international application (copy for ISA/EP)
PCTISA
Oct 30, 2017
Submission concerning representation
PCTISA