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ELECTROMYOGRAPHIC CONTROL SYSTEMS AND METHODS FOR THE COACHING OF EXOPROSTHETIC USERS

Publication No. EP3927282

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App No. EP20758760

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Filed by Coapt LLC

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Filed on 2020-02-19

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Issued/Published on 2025-12-24

Official EPO Register

Publication No. EP3927282 A1

Application No. EP20758760 Filed: 2020-02-19

Grant Date 2025-12-24 Mention of grant

Active Oppositions 1 Active EPO Oppositions

Patent Abstract / Summary

Patent abstract is being processed or was not provided in English by the publishing office.

IPC Classifications

A61F2/00

Priority Claims

US 201962807306P Date: 2019-02-19

Designated Contracting States (38 EPC 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

Parties & Representation

Applicants

Coapt LLC

222 W Ontario St., Suite 300, Chicago, IL 60654

Inventors (4)

LOCK, Blair Andrew

2243 N Greenview Ave, Apt B, Chicago, IL 60614

CUMMINS, Frank Daniel II

551 W Oakdale Ave, Unit 3, Chicago, IL 60657

HARGROVE, Levi John

469 W. Huron St, Apt 1313, Chicago, IL 60657

THOMPSON, John Arthur IV

726 W. Main St., Apt 308, Madison, WI 53715

Representatives / Agents

Murgitroyd & Company

165-169 Scotland Street, Glasgow G5 8PL

Vossius & Partner Patentanwälte Rechtsanwälte mbB

Siebertstrasse 3, 81675 München

Key Procedural Dates

Request-For-Examination 2021-07-21

Mention Of Grant Published 2025-12-24

First-Examination-Report-Despatched 2023-04-20

Legal Status & Event History

Official European Patent Office legal and procedural status changes recorded for this file.

39 Events Recorded

Date	Code	Event Description	Auth
2020-08-28	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2021-11-26	PUAI	PUBLIC REFERENCE MADE UNDER ARTICLE 153(3) EPC TO A PUBLISHED INTERNATIONAL APPLICATION THAT HAS ENTERED THE EUROPEAN PHASE	EP
2021-11-26	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2021-12-29	17P	REQUEST FOR EXAMINATION FILED	EP
2021-12-29	AK	DESIGNATED CONTRACTING STATES	EP
2022-03-23	RIC1	INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT	EP
2022-03-23	A4	SUPPLEMENTARY SEARCH REPORT DRAWN UP AND DESPATCHED	EP
2022-05-25	DAX	REQUEST FOR EXTENSION OF THE EUROPEAN PATENT (DELETED)	EP
2022-05-25	DAV	REQUEST FOR VALIDATION OF THE EUROPEAN PATENT (DELETED)	EP
2023-04-21	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2023-05-24	17Q	FIRST EXAMINATION REPORT DESPATCHED	EP
2025-08-03	GRAP	DESPATCH OF COMMUNICATION OF INTENTION TO GRANT A PATENT	EP
2025-08-03	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2025-09-03	INTG	INTENTION TO GRANT ANNOUNCED	EP
2025-11-18	GRAS	GRANT FEE PAID	EP
2025-11-21	GRAA	(EXPECTED) GRANT	EP
2025-11-21	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2025-12-24	AK	DESIGNATED CONTRACTING STATES	EP
2025-12-24	REG	REFERENCE TO A NATIONAL CODE	EP
2025-12-31	REG	REFERENCE TO A NATIONAL CODE	EP
2026-02-04	REG	REFERENCE TO A NATIONAL CODE	EP
2026-02-25	U01	REQUEST FOR UNITARY EFFECT FILED	EP
2026-02-25	U07	UNITARY EFFECT REGISTERED	EP
2026-03-04	RAP4	PARTY DATA CHANGED (PATENT OWNER DATA CHANGED OR RIGHTS OF A PATENT TRANSFERRED)	EP
2026-03-04	U1H	NAME OR ADDRESS OF THE PROPRIETOR CHANGED AFTER THE REGISTRATION OF THE UNITARY EFFECT	EP
2026-03-11	U20	RENEWAL FEE FOR THE EUROPEAN PATENT WITH UNITARY EFFECT PAID	EP
2026-04-09	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-04-13	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-04-14	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-04-17	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-03	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-09	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-18	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-21	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-25	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-09-23	REG	REFERENCE TO A NATIONAL CODE	EP
2026-10-02	PLBI	OPPOSITION FILED	EP
2026-10-07	REG	REFERENCE TO A NATIONAL CODE	EP
2026-10-06	PLAX	NOTICE OF OPPOSITION AND REQUEST TO FILE OBSERVATION + TIME LIMIT SENT	EP

Patent & Non-Patent Citations

Cited documents and prior art referenced in search and examination reports.

23 Citations

Cited Patent Documents

EP2968908 2020-07-15

Espacenet

WO0249534 2002-06-27

Espacenet

WO2006015002 2006-02-09

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US2006189899 2006-08-24

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US10070799 2018-09-11

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US8170656

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US2008058668

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US2009227925

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US9539118

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US5448999

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US2014032462

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EP3187967

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WO0009008

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US2006184059

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US2015105685

Espacenet

Non-Patent Scientific Literature (NPL)

- BRANTLY NATHAN, FEUSER AIMEE, CUMMINS FRANK, HARGROVE LEVI, LOCK BLAIR: "PATTERN RECOGNITION MYOELECTRIC CONTROL CALIBRATION QUALITY FEEDBACK TOOL TO INCREASE FUNCTION", MEC 17 - A SENSE OF WHAT'S TO COME, 14 August 2017 (2017-08-14) - 18 August 2017 (2017-08-18), CA, pages 88 - 88-3, XP093445523

- PAUL KAUFMANN ; KYRRE GLETTE ; THIEMO GRUBER ; MARCO PLATZNER ; JIM TORRESEN ; BERNHARD SICK: "Classification of Electromyographic Signals: Comparing Evolvable Hardware to Conventional Classifiers", IEEE TRANSACTIONS ON EVOLUTIONARY COMPUTATION, vol. 17, no. 1, 1 February 2013 (2013-02-01), US , pages 46 - 63, XP011489675, ISSN: 1089-778X, DOI: 10.1109/TEVC.2012.2185845

- ZHAI XIAOLONG, JELFS BETH, CHAN ROSA H. M., TIN CHUNG: "Self-Recalibrating Surface EMG Pattern Recognition for Neuroprosthesis Control Based on Convolutional Neural Network", FRONTIERS IN NEUROSCIENCE, vol. 11, XP093039328, DOI: 10.3389/fnins.2017.00379

- D17 - Proof of publication date of D6

- ANONYMOUS: "MEC 17 - A sense of what's to come; Table of contents", MEC 17 - A SENSE OF WHAT'S TO COME, CA, 15 August 2017 (2017-08-15) - 18 August 2017 (2017-08-18), CA, pages 1 - 12, XP093445537, ISBN: 978-1-55131-190-6

- CUMMINS FRANK, FEUSER AIMEE, BRANTLY NATHAN, HARGROVE LEVI, LOCK BLAIR: "MACHINE LEARNING TO IMPROVE PATTERN RECOGNITION CONTROL OF UPPER-LIMB MYOELECTRIC PROSTHESES", MEC 17 - A SENSE OF WHAT'S TO COME, CA, 15 August 2017 (2017-08-15) - 18 August 2017 (2017-08-18), CA, pages 113 - 113-3, XP093445544, ISBN: 978-1-55131-190-6

- PLUMB A.W., CHAN A.D.C., GOGE A.R.: "Continuous classifier training for myoelectrically controlled prostheses", PROCEEDINGS OF THE 26TH ANNUAL INTERNATIONAL CONFERENCE OF THE IEEE EMBS SAN FRANCISCO, vol. 3, 1 September 2004 (2004-09-01) - 5 September 2004 (2004-09-05), US, pages 474 - 477 Vol.1, XP010774919, ISBN: 978-0-7803-8439-2, DOI: 10.1109/IEMBS.2004.1403197

- JOÃO GAMA, INDRĖ ŽLIOBAITĖ, ALBERT BIFET, MYKOLA PECHENIZKIY, ABDELHAMID BOUCHACHIA: "A survey on concept drift adaptation", ACM COMPUTING SURVEYS (CSUR), vol. 1, no. 1, 1 January 2013 (2013-01-01), pages 1 - 44, XP055614904, DOI: 10.1145/2523813

Worldwide Patent Family

Related applications and patents in the same INPADOC worldwide family.

15 Family Members

Country	Publication Number	Kind	Publication Date	Action
EP	EP3927282A1	A1	2021-12-29	Espacenet
EP	EP3927282A4	A4	2022-03-23	Espacenet
EP	EP3927282B1	B1	2025-12-24	Espacenet
EP	EP3927282C0	C0	2025-12-24	Espacenet
AU	AU2020226525A1	A1	2021-07-22	Espacenet
AU	AU2020226525B2	B2	2025-04-10	Espacenet
CA	CA3125584A1	A1	2020-08-27	Espacenet
CN	CN113573665A	A	2021-10-29	Espacenet
EP	EP4684758A2	A2	2026-01-28	Espacenet
EP	EP4684758A3	A3	2026-03-18	Espacenet
IL	IL284603A	A	2021-08-31	Espacenet
JP	JP2022523354A	A	2022-04-22	Espacenet
JP	JP2025071091A	A	2025-05-02	Espacenet
US	US2020265948A1	A1	2020-08-20	Espacenet
WO	WO2020172261A1	A1	2020-08-27	Espacenet

Official File Inspection EPC Art. 128 Public Dossier

Complete European Patent Register Dossier (148 Total Documents)

The full inspection file for Application EP20758760 contains 148 total documents, including all notices of opposition, proprietor counter-statements, examination communications, third-party observations, and procedural forms. Below are all major recorded procedural filings and publication specifications.

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ELECTROMYOGRAPHIC CONTROL SYSTEMS AND METHODS FOR THE COACHING OF EXOPROSTHETIC USERS

Patent Abstract / Summary

IPC Classifications

Priority Claims

Designated Contracting States (38 EPC States)

Parties & Representation

Applicants

Inventors (4)

Representatives / Agents

Key Procedural Dates

Patent Oppositions

TASKA Prosthetics Ltd.

Legal Status & Event History

Patent & Non-Patent Citations

Cited Patent Documents

Non-Patent Scientific Literature (NPL)

Worldwide Patent Family

Complete European Patent Register Dossier (148 Total Documents)

Recorded Filings & Patent Specifications

European Patent Specification - Granted Patent (B1)

Official European Patent Register Full Dossier

European Patent Application with Search Report (A1)

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