Deutsch English Français

Contact

EP3389560

European procedure

Unitary Patent

Quick help

Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...

News flashes

Italy joins the Federated Register

Click here for more information on the Federated Register.

2025-06-12

More...

Extract from the Register of European Patents

EP About this file: EP3389560

EP3389560 - REFRACTIVE CORRECTOR INCORPORATING A CONTINUOUS CENTRAL PHASE ZONE AND PERIPHERAL PHASE DISCONTINUITIES, AND METHOD OF FORMING IT [Right-click to bookmark this link]
Former [2018/43]	REFRACTIVE CORRECTOR INCORPORATING A CONTINUOUS CENTRAL PHASE ZONE AND PERIPHERAL PHASE DISCONTINUITIES
	[2025/47]
Status	The patent has been granted Status updated on 06.03.2026 Database last updated on 11.04.2026
Former	Grant of patent is intended Status updated on 27.10.2025
Former	Examination is in progress Status updated on 13.08.2021
Former	Request for examination was made Status updated on 21.09.2018
Former	The international publication has been made Status updated on 23.06.2017
Former	unknown Status updated on 16.01.2017
Most recent event Tooltip	06.03.2026	(Expected) grant	published on 08.04.2026 [2026/15]
Applicant(s)	For all designated states University of Rochester 601 Elmwood Ave., Box URV Rochester, NY 14642 / US
	[2025/48]
Former [2018/43]	For all designated states The University of Rochester 601 Elmwood Avenue Box URV Rochester, New York 14642 / US
Inventor(s)	01 / KNOX, Wayne H. 32 Greenwood Park Pittsford, New York 14534 / US
	02 / GANDARA-MONTANO, Gustavo Adolfo 217 University Park Rochester, New York 14620 / US
	03 / ZHELEZNYAK, Leonard 14 Wandering Trail Pittsford, New York 14534 / US
	[2018/43]
Representative(s)	Flügel Preissner Schober Seidel Patentanwälte PartG mbB Nymphenburger Straße 20 80335 München / DE
	[2026/15]
Former [2018/43]	Flügel Preissner Schober Seidel Patentanwälte PartG mbB Nymphenburger Strasse 20 80335 München / DE
Application number, filing date	16822579.5	14.12.2016
	[2018/43]
	WO2016US66625
Priority number, date	US201562267577P	15.12.2015 Original published format: US 201562267577 P
	[2018/43]
Filing language	EN
Procedural language	EN
Publication	Type:	A1 Application with search report
	No.:	WO2017106321
	Date:	22.06.2017
	Language:	EN
	[2017/25]
	Type:	A1 Application with search report
	No.:	EP3389560
	Date:	24.10.2018
	Language:	EN
	The application published by WIPO in one of the EPO official languages on 22.06.2017 takes the place of the publication of the European patent application.
	[2018/43]
	Type:	B1 Patent specification
	No.:	EP3389560
	Date:	08.04.2026
	Language:	EN
	[2026/15]
Search report(s)	International search report - published on:	EP	22.06.2017
Classification	IPC:	A61F2/14, G02C7/04, A61F2/16, A61F9/007, A61F9/008	[2025/47]
	CPC:	G02C7/044 (EP,US); A61F2/14 (EP,US); A61F2/1656 (EP,US); A61F9/00827 (EP,US); A61F2009/00842 (EP,US); A61F2009/0087 (EP,US); (+) A61F2009/00872 (EP,US); A61F2250/0053 (EP,US); A61F9/007 (EP,US); G02C2202/20 (EP,US) (-)
	Former IPC [2018/43]	A61F2/16, G02C7/04, A61F9/007, A61F9/008
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 [2018/43]
Extension states	BA	Not yet paid
	ME	Not yet paid
Validation states	MA	Not yet paid
	MD	Not yet paid
Title	German:	REFRAKTIVER KORREKTOR MIT EINER DURCHGEHENDEN ZENTRALEN PHASENZONE UND UNTERBROCHENER PERIPHERER PHASE, SOWIE VERFAHREN ZU DEREN HERSTELLUNG	[2025/47]
	English:	REFRACTIVE CORRECTOR INCORPORATING A CONTINUOUS CENTRAL PHASE ZONE AND PERIPHERAL PHASE DISCONTINUITIES, AND METHOD OF FORMING IT	[2025/47]
	French:	CORRECTEUR DE RÉFRACTION INTÉGRANT UNE ZONE CONTINUE DE PHASE CENTRALE ET DES DISCONTINUITÉS DE PHASE PÉRIPHÉRIQUE, ET PROCÉDÉ DE SA FABRICATION	[2025/47]
	Former [2018/43]	REFRAKTIVER KORREKTOR MIT EINER DURCHGEHENDEN ZENTRALEN PHASENZONE UND UNTERBROCHENER PERIPHERER PHASE
	Former [2018/43]	REFRACTIVE CORRECTOR INCORPORATING A CONTINUOUS CENTRAL PHASE ZONE AND PERIPHERAL PHASE DISCONTINUITIES
	Former [2018/43]	CORRECTEUR DE RÉFRACTION INTÉGRANT UNE ZONE CONTINUE DE PHASE CENTRALE ET DES DISCONTINUITÉS DE PHASE PÉRIPHÉRIQUE
Entry into regional phase	10.07.2018	National basic fee paid
	10.07.2018	Designation fee(s) paid
	10.07.2018	Examination fee paid
Examination procedure	10.07.2018	Examination requested [2018/43]
	10.07.2018	Date on which the examining division has become responsible
	30.01.2019	Amendment by applicant (claims and/or description)
	16.08.2021	Despatch of a communication from the examining division (Time limit: M06)
	18.02.2022	Reply to a communication from the examining division
	08.11.2023	Despatch of a communication from the examining division (Time limit: M06)
	06.05.2024	Reply to a communication from the examining division
	28.10.2025	Communication of intention to grant the patent
	25.02.2026	Fee for grant paid
	25.02.2026	Fee for publishing/printing paid
	25.02.2026	Receipt of the translation of the claim(s)
Fees paid	Renewal fee
	31.12.2018	Renewal fee patent year 03
	27.12.2019	Renewal fee patent year 04
	28.12.2020	Renewal fee patent year 05
	27.12.2021	Renewal fee patent year 06
	27.12.2022	Renewal fee patent year 07
	27.12.2023	Renewal fee patent year 08
	27.12.2024	Renewal fee patent year 09
	29.12.2025	Renewal fee patent year 10
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.
Cited in	International search	[XYI] DE19926512 (ACRITEC GMBH et al.)
		[XYI] US6835204 (STORK WILHELM et al.)
		[IY] EP0276331 (MEUR GUY et al.)
		[A] US2008269886 (SIMPSON MICHAEL J et al.)
		[YDA] US2010228345 (BILLE JOSEF F et al.)
		[YA] WO2012166696 (BAUSCH & LOMB et al.)
		[YA] US2012310340 (KNOX WAYNE H et al.)
	by applicant	US6450642
		US7105110
		US2008001320
		US7789910
		US2009287306
		US2009157178
		US2010228345
		US2012310340
		US2012310223
		US2010310223
		US2010131060
		US8617147
		US8486055
		US8512320
		US5849006
		US6261220
		US6271914
		US6270221
		K. MIYAMOTO: "The Phase Fresnel Lens", JOSA, vol. 51, no. 1, 1959, pages 17
		J.A. DAVISON; M.J. SIMPSON: "History and development of the apodized diffractive intraocular lens", J CATARACT AND REFRACTIVE SURGERY, vol. 32, 2006, pages 849
		"First Demonstration of Ocular Refractive Change Using Blue-IRIS in Live Cats", INVESTIGATIVE OPHTHALMOLOGY AND VISUAL SCIENCE, vol. 55, July 2014 (2014-07-01), pages 4603 - 4612
		R. MENON ET AL., PROC. SPIE, vol. 5751, May 2005 (2005-05-01), pages 330 - 339
		MATERIALS TODAY, February 2005 (2005-02-01), pages 26
		J. A. JORDAN, JR.; P. M. HIRSCH; L. B. LESEM; D. L. VAN ROOY: "Kinoform Lenses", APPLIED OPTICS, vol. 9, no. 8, 1970, pages 1887
		G.J. SWANSON: "Technical Report 854", 1989, MIT LINCOLN LABORATORIES, article "Binary Optics Technology: The Theory of Multi-Level Diffractive Optical Elements"
		ATCHISON, DAVID A.; GEORGE SMITH: "Chromatic dispersions of the ocular media of human eyes.", JOSA, vol. 22.1, 2005, pages 29 - 37
		ZHELEZNYAK, LEN; RAMKUMAR SABESAN; JE-SUN OH; SCOTT MACRAE; GEUNYOUNG YOON: "Modified monovision with spherical aberration to improve presbyopic through-focus visual performance", INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE, vol. 54, no. 5, 2013, pages 3157 - 3165
		ZHELEZNYAK, LEN; HAEWON JUNG; GEUNYOUNG YOON: "Impact of pupil transmission apodization on presbyopic through-focus visual performance with spherical aberration.", INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE, vol. 55, no. 1, 2014, pages 70 - 77
		BENARD, YOHANN; NORBERTO LOPEZ-GIL; RICHARD LEGRAS: "Subjective depth of field in presence of 4th-order and 6th-order Zernike spherical aberration using adaptive optics technology", JOURNAL OF CATARACT & REFRACTIVE SURGERY, vol. 36.12, 2010, pages 2129 - 2138

The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.