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Extract from the Register of European Patents

EP About this file: EP4239879

EP4239879 - SOLAR ENERGY UTILIZATION DEVICE [Right-click to bookmark this link]
Status	Examination is in progress Status updated on 24.10.2025 Database last updated on 26.03.2026
Former	Request for examination was made Status updated on 04.08.2023
Former	The international publication has been made Status updated on 13.05.2022
Most recent event Tooltip	24.02.2026	New entry: Reply to examination report
Applicant(s)	For all designated states Bolymedia Holdings Co. Ltd. 3235 Kifer Rd. Suite 150 Santa Clara, California 95051 / US
	[2023/36]
Inventor(s)	01 / HU, Xiaoping Shenzhen, Guangdong 518109 / CN
	[2023/36]
Representative(s)	Manitz Finsterwald Patent- und Rechtsanwaltspartnerschaft mbB Martin-Greif-Straße 1 80336 München / DE
	[N/P]
Former [2023/36]	Manitz Finsterwald Patent- und Rechtsanwaltspartnerschaft mbB Martin-Greif-Strasse 1 80336 München / DE
Application number, filing date	20960240.8	04.11.2020
	[2023/36]
	WO2020CN126348
Filing language	ZH
Procedural language	EN
Publication	Type:	A1 Application with search report
	No.:	WO2022094777
	Date:	12.05.2022
	Language:	ZH
	[2022/19]
	Type:	A1 Application with search report
	No.:	EP4239879
	Date:	06.09.2023
	Language:	EN
	[2023/36]
Search report(s)	International search report - published on:	CN	12.05.2022
	(Supplementary) European search report - dispatched on:	EP	14.06.2024
Classification	IPC:	F24S23/30, F24S23/70, H02S40/22, G02B19/00	[2024/29]
	CPC:	H02S40/22 (EP,US); G02B19/0028 (EP); G02B19/0042 (EP); F24S2023/83 (EP); F24S23/30 (EP); F24S23/31 (EP); (+) F24S23/74 (EP); Y02E10/52 (EP) (-)
	Former IPC [2023/36]	H02S40/22
Designated contracting states	AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR [2023/36]
Title	German:	VORRICHTUNG ZUR NUTZUNG VON SONNENENERGIE	[2023/36]
	English:	SOLAR ENERGY UTILIZATION DEVICE	[2023/36]
	French:	DISPOSITIF D'UTILISATION D'ÉNERGIE SOLAIRE	[2023/36]
Entry into regional phase	31.05.2023	Translation filed
	31.05.2023	National basic fee paid
	31.05.2023	Search fee paid
	31.05.2023	Designation fee(s) paid
	31.05.2023	Examination fee paid
Examination procedure	31.05.2023	Examination requested [2023/36]
	06.11.2024	Amendment by applicant (claims and/or description)
	06.11.2024	Date on which the examining division has become responsible
	23.10.2025	Despatch of a communication from the examining division (Time limit: M04)
	23.02.2026	Reply to a communication from the examining division
Fees paid	Renewal fee
	31.05.2023	Renewal fee patent year 03
	25.10.2023	Renewal fee patent year 04
	25.10.2024	Renewal fee patent year 05
	28.10.2025	Renewal fee patent year 06
Opt-out from the exclusive Tooltip competence of the Unified Patent Court	See the Register of the Unified Patent Court for opt-out data
	Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:	Search	[XIY] JP2012109305 (NTT DOCOMO INC et al.) [X] 1-5 * paragraph [0024] - paragraph [0025]; figures 1-4 *[I] 6-8,10-13,15 [Y] 14
		[X] DE19600813 (ECKERT MICHAEL DR et al.) [X] 1-5 * figure 5b *
		[X] FR2513746 (EUROP PROPULSION et al.) [X] 1-2,4,7,9 * figure 1 *
		[X] US2010269886 (ARGENTAR DAVID et al.) [X] 1-2,4 * paragraph [0047] - paragraph [0054]; figures 1A,1B *
		[Y] JPS567945 (YASUDA SHIGEYUKI) [Y] 14 * figure 1 *
		[A] US2018375464 (HU XIAOPING et al.) [A] 1-15 * paragraph [0048] - paragraph [0054]; figure 5 *
		[A] US2008060696 (HO FANG-CHUAN et al.) [A] 1-15 * paragraphs [0045] , [0049]; figures 7,9A,9B *
		[A] US2011197968 (MONTGOMERY DEREK et al.) [A] 1-15 * figure 17 *
	Examination	US2017115473

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