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Patent Owner

Maxeon Solar Pte. Ltd.

Petitioner

Canadian Solar Inc.

Assignee

DB TRUSTEES (HONG KONG) LIMITED

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Canadian Solar Inc. v. Maxeon Solar Pte. Ltd.

IPR2024-01194 | Patent Trial and Appeal Board

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Filed July 19, 2024

Judges Avelyn Ross, Jeffrey Abraham, and Jo-Anne Kokoski

Case Type Inter Partes Review

Status Trial Instituted

Challenged Patent 16/877,255

Patent No. 11,251,315 assignments

Tech Center 2800

Art Unit 2829

Inventors David D. Smith, Tim Dennis, Russelle De Jesus Tabajonda

Last Updated: 2 days, 8 hours ago

Upcoming Events
3 Weeks 4/18/2025	DUE DATE APPENDIX DUE DATE 1: April 18, 2025 Patent Owner’s response to the petition Patent Owner’s motion to amend the patent	Source Add
3 Months 7/11/2025	DUE DATE 2: July 11, 2025 Petitioner’s reply to Patent Owner’s response to petition Petitioner’s opposition to motion to amend	Source Add
4 Months 8/22/2025	DUE DATE 3: August 22, 2025 Patent Owner’s sur-reply to reply Patent Owner’s reply to opposition to motion to amend (or Patent Owner’s revised motion to amend)5	Source Add
5 Months 9/12/2025	DUE DATE 4: September 12, 2025 Request for oral argument (may not be extended by stipulation)	Source Add
6 Months 10/3/2025	DUE DATE 5: October 3, 2025 Petitioner’s sur-reply to reply to opposition to motion to amend Motion to exclude evidence	Source Add
6 Months 10/10/2025	DUE DATE 6: October 10, 2025 Opposition to motion to exclude Request for prehearing conference	Source Add
6 Months 10/17/2025	DUE DATE 7: October 17, 2025 Reply to opposition to motion to exclude	Source Add
6 Months 10/23/2025	DUE DATE 8: October 23, 2025 Oral argument (if requested)	Source Add
10 Months 1/26/2026	Trial for the parallel district court litigation is scheduled for January 26, 2026, which is two days after the projected due date for a Final Written Decision in this proceeding.	Source Add

Show 5 More Events

Filing Date	#	Filing and Exhibits
Entries matching. Show All.
3/7/2025	03-07-2025-Board	Board Order: Other 22: Order: Consolidation Order Board Exhibit 3001: Ex. 3001 Attorney Correspondence
3/4/2025	03-04-2025-Patent_Owner	Patent Owner Notice: Power of Attorney 19: Patent Owner's Updated POA Patent Owner Notice: Updated Mandatory Notice 20: Patent Owner's Updated Mandatory Notices Patent Owner Notice: Notice of deposition 21: Patent Owner's Notice of Deposition of Sanjay Banerjee, Ph.D.
2/28/2025	02-28-2025-Board	Board Order: on Motion 18: ORDER Conditionally Granting Patent Owner’s Motions to Withdraw and Substitute Counsel 37 C.F.R. § 42.10
2/6/2025	02-06-2025-Patent_Owner	Patent Owner Notice: Other 17: Patent Owner's Notice of Objs to Evidence
2/4/2025	02-04-2025-Patent_Owner	Patent Owner Motion: Other 16: Patent Owner's Unopposed Motion to Withdraw and Substitute Counsel Under 37 C.F.R. 11.116
1/27/2025	01-27-2025-Patent_Owner	Patent Owner Notice: Power of Attorney 14: Patent Owner's Updated Power of Attorney Patent Owner Notice: Updated Mandatory Notice 15: Patent Owner's Updated Mandatory Notices
1/24/2025	01-24-2025-Board	Event: Petition Institution (Granted) Board Institution Decision: Grant 12: Institution Decision: Grant Board Order: Other 13: Order: Scheduling Order
12/2/2024	12-02-2024-Patent_Owner	Patent Owner Other: other 11: Patent Owner's Preliminary Sur-Reply
11/18/2024	11-18-2024-Petitioner	Petitioner Notice: Other 9: Petitioner's Reply to Patent Owner's Prelim Response Petitioner Notice: Exhibit list 10: Petitioner's Updated Exhibit List Petitioner Exhibit 1071: Maxeon's Disclosure of Asserted Claims and Infringement Contentions Petitioner Exhibit 1072: Patent Rules_EDTX_US Dist Ct
10/29/2024	10-29-2024-Patent_Owner	Event: Preliminary Response Patent Owner POPR: filed 8: Patent Owner's Preliminary Response Patent Owner Exhibit 2001: EX2001 - Carroll Declaration Patent Owner Exhibit 2004: EX2004 - Docket Navigator Search (Motions to Stay) Patent Owner Exhibit 2005: EX2005 - Docket Navigator Search (Non-Stipulated Motions to Stay) Patent Owner Exhibit 2006: EX2006 – Federal Court Management Statistics (June 30, 2024) Patent Owner Exhibit 2007: EX2007 - Order Denying Maxeon Partial Motion to Dismiss Patent Owner Exhibit 2008: EX2008 - Docket Control Order Patent Owner Exhibit 2009: EX2009 - Canadian Solar's Invalidity Contentions Patent Owner Exhibit 2015: EX2015 - Granek 2007 Patent Owner Exhibit 2016: EX2016 - EarthSky - Nanotechnology improves solar cell efficiency Patent Owner Exhibit 2017: EX2017 - ScienceDaily - New Plastic Solar Cell Breaks Efficiency Record Patent Owner Exhibit 2018: EX2018 - Winston-Salem Journal
10/11/2024	10-11-2024-Patent_Owner	Patent Owner Notice: Power of Attorney 6: Patent Owner's Updated Power of Attorney Patent Owner Notice: Updated Mandatory Notice 7: Patent Owner's Updated Mandatory Notices
8/9/2024	08-09-2024-Patent_Owner	Patent Owner Notice: Power of Attorney 4: Notice : Patent Owner's Power of Attorney Patent Owner Notice: Mandatory Notice 5: Notice : Patent Owner's Mandatory Notice
7/29/2024	07-29-2024-Board	Board Notice: Notice filing date accorded 3: Notice: Notice filing date accorded
7/19/2024	07-19-2024-Petitioner	Petitioner Petition: as filed 1: Petition for Inter Partes Review of U.S. Patent No. 11,251,315 Petitioner Notice: Power of Attorney 2: Petitioner's Power of Attorney Petitioner Exhibit 1001: U.S. Patent No. 11,251,315 ("'315 Patent") Petitioner Exhibit 1002: File History of U.S. Patent Application No. 16/877,255 Petitioner Exhibit 1003: Declaration of Sanjay Banerjee, Ph.D. Regarding U.S. Patent No. 11,251,315 Petitioner Exhibit 1004: Curriculum Vitae of Sanjay Banerjee, Ph.D. Petitioner Exhibit 1005: U.S. Patent Pub. No. 2011/0214719 ("Li") Petitioner Exhibit 1006: King, “Studies of Diffused Phosphorous Emitters" ("King") Petitioner Exhibit 1007: Marvin, Interdigitated Back Contact Silicon Solar Cell Analysis Petitioner Exhibit 1008: Ion Implantation for All-Alumina IBC Solar Cells with Floating Emitter Petitioner Exhibit 1010: Luque and Hegedus, Handbook of Photovoltaic Science and Engineering Petitioner Exhibit 1011: Neuhaus, Industrial Silicon Wafer Solar Cells (2007) Petitioner Exhibit 1012: U.S. Patent No. 7,468,485 (“Swanson-485”) Petitioner Exhibit 1013: Complaint, Maxeon Solar Pte. Ltd. v. Canadian Solar, Inc., 2:24-cv-210 Petitioner Exhibit 1014: U.S. Patent Pub. No. 2007/0256728 Petitioner Exhibit 1015: U.S. Patent No. 4,234,352 (“Swanson-352”) Petitioner Exhibit 1016: Seibt, Gettering in silicon photovoltaics (2006) ("Seibt") Petitioner Exhibit 1017: U.S. Patent No. 4,053,335 to Hu (“Hu”) Petitioner Exhibit 1018: Simultaneous gettering and emitter formation in multicrystalline-Si wafers Petitioner Exhibit 1019: Vahanissi, Gettering of Iron in Silicon Solar Cells with Implanted Emitters Petitioner Exhibit 1020: U.S. Patent Pub. No. 2010/0105190 A1 (“Tomas”) Petitioner Exhibit 1021: Transition metals in photovoltaic-grade ingot-cast multicrystalline silicon Petitioner Exhibit 1022: 2013 Renewable Energy Data Book, U.S. Department of Energy (“REDB-2013”) Petitioner Exhibit 1023: Declaration of Sylvia Hall-Ellis Petitioner Exhibit 1024: Curriculum Vitae of Sylvia Hall-Ellis Petitioner Exhibit 1025: Ramappa and Benley, “Diffusion of Iron in Silicon Dioxide" (1999) Petitioner Exhibit 1026: U.S. Patent Pub. No. 2006/0118868 A1 (“Yoshimura”) Petitioner Exhibit 1028: Liu, Direct Observation of the Impurity Gettering Layers ("Liu-1") Petitioner Exhibit 1029: Effective impurity gettering by phosphorus- and boron-diffused polysilicon Petitioner Exhibit 1030: DocketNavigator Report Petitioner Exhibit 1031: Fintiv Study Petitioner Exhibit 1032: Senator Tillis Letter Petitioner Exhibit 1035: Analysis of Interdigitated Back Contact Silicon Solar Cells for Space Use Petitioner Exhibit 1036: High-Throughput Ion-Implantation for Low-Cost High Efficiency Silicon Solar Petitioner Exhibit 1040: NTIS Signed Attestation (“ADA220414”) Petitioner Exhibit 1041: Phosphorus Direct Doping from Vapor Phase into Silicon for Shallow Junction Petitioner Exhibit 1042: French, Polysilicon: a versatile material for microsystems (2002) Petitioner Exhibit 1043: Intrinsic concentration, effective densities of states, and effective mass Petitioner Exhibit 1044: Henry, Limiting efficiencies (1980) Petitioner Exhibit 1045: Birkmire et al., “Harnessing the Sun with Thin-Film Photovoltaics” (1990) Petitioner Exhibit 1046: Ghoshtagore, Silicon Dioxide Masking of Phosphorus Diffusion in Silicon Petitioner Exhibit 1047: Ion Implantation for All-Alumina IBC Solar Cells with Floating Emitter Petitioner Exhibit 1048: IEEE Xplore Resources and Help: Publication Dates Petitioner Exhibit 1049: IEEE Xplore King Entry Petitioner Exhibit 1050: U.S. Patent No. 8,124,502 Petitioner Exhibit 1051: Science Direct Liou Entry Petitioner Exhibit 1052: IEEE Xplore Yang Entry Petitioner Exhibit 1054: IEEE Xplore Marvin Entry Petitioner Exhibit 1055: WO 2007/022955 A1 Petitioner Exhibit 1056: IEEE Xplore Slaoui Entry Petitioner Exhibit 1057: Science Direct Kalkofen Entry Petitioner Exhibit 1058: Wiley Online Library Seibt Entry Petitioner Exhibit 1059: Science Direct Haarahiltunen Entry Petitioner Exhibit 1060: IEEE Xplore Holt Entry Petitioner Exhibit 1061: Semantic Scholar Ferre Entry Petitioner Exhibit 1062: Science Direct Paviet-Salomon Entry Petitioner Exhibit 1063: IEEE Xplore Cho Entry Petitioner Exhibit 1064: Science Direct Reimann Entry Petitioner Exhibit 1065: Science Direct Bentzen Entry Petitioner Exhibit 1066: IEEE Xplore Mutoh Entry Petitioner Exhibit 1067: IEEE Xplore Bello Entry Petitioner Exhibit 1068: IEEE Xplore Stavrides Entry Petitioner Exhibit 1069: Rules of Practice for Briefing Discretionary Denial Issues Petitioner Exhibit 1070: Maxeon Disclosure of Asserted Claims and Infringement Contentions

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Canadian Solar Inc. v. Maxeon Solar Pte. Ltd.

IPR2024-01194 | Patent Trial and Appeal Board

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