Information

Search millions of cases and get court filings, fast docket alerts, and case analytics.

Request a Demo or create your account.

Lawyer? Your firm may have a group account, ask us and we'll let you know.

Click below for detailed party information:

Patent Owner

Maxeon Solar Pte. Ltd.

Petitioner

Canadian Solar Inc

Assignee

DB TRUSTEES (HONG KONG) LIMITED

alt+h	Toggle this page.
alt+u	Toggle Upcoming Events view.
alt+e	Export the docket to Excel.
Filtering / Searching the Docket
ctrl+f	Filter the docket.
ctrl+shift+f	Search docket and documents.
alt+s	Toggle between "Show Only" filtering modes.
alt+d, ctrl+f	System ctrl+f
escape	Clear while in docket filter.
Interactive Timeline
alt+t	Show / re-center case timeline.
alt+↑	Zoom in
alt+↓	Zoom out
alt+←	Pan left
alt+→	Pan right

Canadian Solar Inc v. Maxeon Solar Pte. Ltd.

IPR2024-01039 | Patent Trial and Appeal Board

Interested in this case?

Request a Demo Track this case, and find millions of cases like it, let us show you how.

Filed June 24, 2024

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

Case Type Inter Partes Review

Status Trial Instituted

Challenged Patent 12/70,742

Patent No. 8,222,516 assignments

Tech Center 1700

Art Unit 1725

Inventors Peter John Cousins

Last Updated: 4 hours ago

Upcoming Events
12 Days 4/8/2025	DUE DATE APPENDIX DUE DATE 1: April 8, 2025 Patent Owner’s response to the petition Patent Owner’s motion to amend the patent	Source Add
3 Months 7/1/2025	DUE DATE 2: July 1, 2025 Petitioner’s reply to Patent Owner’s response to petition Petitioner’s opposition to motion to amend	Source Add
4 Months 8/12/2025	DUE DATE 3: August 12, 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)6	Source Add
5 Months 9/2/2025	DUE DATE 4: September 2, 2025 Request for oral argument (may not be extended by stipulation)	Source Add
5 Months 9/23/2025	DUE DATE 5: September 23, 2025 Petitioner’s sur-reply to reply to opposition to motion to amend Motion to exclude evidence	Source Add
6 Months 9/30/2025	DUE DATE 6: September 30, 2025 Opposition to motion to exclude Request for prehearing conference	Source Add
6 Months 10/7/2025	DUE DATE 7: October 7, 2025 Reply to opposition to motion to exclude	Source Add
6 Months 10/15/2025	DUE DATE 8: October 15, 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 twelve days after the 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.
3/17/2025	03-17-2025-Petitioner	Petitioner Motion: Other 23: Petitioner's Unopposed Motion to Withdraw Joseph A. Micallef as Counsel
3/4/2025	03-04-2025-Patent_Owner	Patent Owner Notice: Notice of deposition 20: Maxeon_v_CSI-IPR2024-01039_POs_Notice_of_Depo_of_Banerjee Patent Owner Notice: Updated Mandatory Notice 21: Maxeon_v_CSI-IPR2024-01039_Updated_Mandatory_Notices Patent Owner Notice: Power of Attorney 22: Maxeon_v_CSI-IPR2024-01039_Updated_Power_of_Attorney
2/28/2025	02-28-2025-Board	Board Order: on Motion 19: ORDER Conditionally Granting Patent Owner’s Motions to Withdraw and Substitute Counsel 37 C.F.R. § 42.10
2/4/2025	02-04-2025-Patent_Owner	Patent Owner Motion: Other 18: Patent Owner's Unopposed Motion to Withdraw and Substitute Counsel Under 37 C.F.R. 11.116
1/29/2025	01-29-2025-Patent_Owner	Patent Owner Notice: Other 17: MaxeonSolar_Objections_to_Evidence_516_CS_IPR2024-01039
1/27/2025	01-27-2025-Patent_Owner	Patent Owner Notice: Power of Attorney 15: Patent Owner's Updated Power of Attorney Patent Owner Notice: Updated Mandatory Notice 16: Patent Owner's Updated Mandatory Notices
1/14/2025	01-14-2025-Board	Event: Petition Institution (Granted) Board Institution Decision: Grant 13: Institution Decision: Grant Board Order: Other 14: Order: Scheduling Order
11/26/2024	11-26-2024-Patent_Owner	Patent Owner Other: other 12: Patent Owner's Preliminary Sur-Reply
11/12/2024	11-12-2024-Petitioner	Petitioner Notice: Other 10: Petitioner's Reply to Patent Owner's Preliminary Response Petitioner Notice: Exhibit list 11: Petitioner's Updated Exhibit List Petitioner Exhibit 1049: Plaintiff Maxeon Solar PTE. Ltd.’s Disclosure of Asserted Claims and Infringement Contentions Petitioner Exhibit 1050: E.D. Tex. Patent Rule 3-6
10/15/2024	10-15-2024-Patent_Owner	Event: Preliminary Response Patent Owner POPR: filed 9: IPR2024-01039 - Patent Owner's Preliminary Response Patent Owner Exhibit 2002: EX2002 - WO2009094575A2 Patent Owner Exhibit 2003: EX2003 - Gan-Polysilicon Emitters for Solar Cells-1990 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 2010: EX2010 - Feldman Patent Owner Exhibit 2011: EX2011 - Tsai Patent Owner Exhibit 2012: EX2012 - File History of U.S. Patent No. 8,878,053 Patent Owner Exhibit 2013: EX2013 - File History of U.S. Patent Application No. 17870268 Patent Owner Exhibit 2014: EX2014 - Acharyya Abstract
10/11/2024	10-11-2024-Patent_Owner	Patent Owner Notice: Power of Attorney 7: Patent Owner's Updated Power of Attorney Patent Owner Notice: Updated Mandatory Notice 8: Patent Owner's Updated Mandatory Notices
8/29/2024	08-29-2024-Patent_Owner	Patent Owner Notice: Updated Mandatory Notice 6: Updated Patent Owner's Mandatory Notices
7/15/2024	07-15-2024-Board	Board Notice: Notice filing date accorded 3: Notice: NOTICE OF FILING DATE ACCORDED TO PETITION AND TIME FOR FILING PATENT OWNER PRELIMINARY RESPONSE
7/15/2024	07-15-2024-Patent_Owner	Patent Owner Notice: Power of Attorney 4: Notice : Power of Attorney Patent Owner Notice: Mandatory Notice 5: Notice : Mandatory Notice
6/24/2024	06-24-2024-Petitioner	Petitioner Notice: Power of Attorney 1: Petitioner's Power of Attorney Petitioner Petition: as filed 2: Petitioner's Petition for Inter Partes Review of U.S. Patent No. 8,222,516 Petitioner Exhibit 1001: U.S. Patent No. 8,222,516 Petitioner Exhibit 1002: File History of U.S. Patent No. 8,222,516 Petitioner Exhibit 1003: Declaration of Sanjay Banerjee Petitioner Exhibit 1004: Curriculum Vitae of Sanjay Banerjee Petitioner Exhibit 1005: File History of U.S. Patent Application No. 14/504,771 ("771 Application") Petitioner Exhibit 1006: EP1732142A1 to Armin Froitzheim ("Froitzheim") Petitioner Exhibit 1007: J.Y. Gan et al., “Polysilicon Emitters for Silicon Concentrator" May 1990 Petitioner Exhibit 1008: Kwark, Y. H. et al. "SIPOS Heterojunction contacts to silicon." 1984 Petitioner Exhibit 1009: WO2009/094578 to Borden ("Borden") Petitioner Exhibit 1010: U.S. Provisional Patent Application No. 61/023,342 (“Borden Provisional”) Petitioner Exhibit 1011: U.S. Patent No. 6,262,359 to Meier ("Meier") Petitioner Exhibit 1012: JP07-106611 to Okayasu ("Okayasu") (Human Translation) Petitioner Exhibit 1013: JP07-106611 to Okayasu ("Okayasu") (Japanese Original) Petitioner Exhibit 1014: U.S. Patent Pub. No. 2002/0142500 to Foglietti Petitioner Exhibit 1015: U.S. Patent Pub. No. 2005/0268963 to Jordan ("Jordan") Petitioner Exhibit 1016: Yablonovitch, Eli et al., A Study of n +-SIPOA:p-Si Heterojunction Emitters Petitioner Exhibit 1017: Sinton et al, Design Criteria for Si Point-Contact Concentrator Solar Cells Petitioner Exhibit 1018: File History of U.S. Patent Application No. 16/460,035 ("035 Application") Petitioner Exhibit 1019: Luque, A, "Handbook of Photovoltaic Science and Engineering" (2003) pt1 Petitioner Exhibit 1019: Luque, A, "Handbook of Photovoltaic Science and Engineering" (2003) pt2 Petitioner Exhibit 1020: Lindholm, Heavily Doped Polysilicon-Contact Solar Cells. July 1985 Petitioner Exhibit 1021: Silvestre, Series Resistance in Double-Polysilicon-Contacted Silicon, 1996 Petitioner Exhibit 1022: Duerinckx, Defect passivation of industrial multicrystalline, 2002 Petitioner Exhibit 1023: Ashburn, Comparison of Experimental and Theoretical Results on Polysi, 1984 Petitioner Exhibit 1024: Declaration of Sylvia Hall-Ellis Petitioner Exhibit 1025: Curriculum Vitae of Sylvia Hall-Ellis Petitioner Exhibit 1026: June 21, 2022 Director Memo Petitioner Exhibit 1027: DocketNavigator Report Petitioner Exhibit 1028: Kass, D., "Fintiv Fails: PTAB Uses 'Remarkably Inaccurate' Trial Dates." Petitioner Exhibit 1029: Letter from Senator Thom Tillis to Andrew Hirshfeld, dated Nov. 2, 2021 Petitioner Exhibit 1030: Press Release, SunPower and Maxeon Solar Technologies Close Spin-Off Petitioner Exhibit 1031: Patent Assignment Petitioner Exhibit 1032: U.S. Patent No. 6,998,288 to Smith ("Smith288") Petitioner Exhibit 1033: SunPower Virtual Patent Marketing Petitioner Exhibit 1034: Patents \| Maxeon Solar Technologies, Ltd. Petitioner Exhibit 1035: Press Release, SunPower and Maxeon Solar Technologies Close Spin-Off 2020 Petitioner Exhibit 1036: SunPower Maxeon Solar Panels Petitioner Exhibit 1037: Feldman, A Passivated Rear Contact for High-Efficiency n-Type Silicon 2013 Petitioner Exhibit 1038: File History of U.S. Patent No. 8,878,053 Petitioner Exhibit 1039: Green, High Efficiency N-Silicon Solar Cells Using Rear Junction 1993 Petitioner Exhibit 1043: OSTI Kwark Entry Petitioner Exhibit 1044: IEEE Xplore Kwark Entry Petitioner Exhibit 1045: U.S. Patent No. 5,661,079 Petitioner Exhibit 1046: IEEE Xplore Gan Entry Petitioner Exhibit 1047: IEEE Xplore Lemiti Entry Petitioner Exhibit 1048: M. Lemiti, Physical properties of RT-LPCVD and LPCVD polysilicon thin films

Supplemental Search

Search for PTAB Motions

PTAB Analytics

TTAB Analytics

Basic Search

Filters

Party Search

Advanced

Selected Courts

Recently Selected Courts

Find PTAB Decisions

PTAB Analytics

Special PTAB Alerts

Orange Book

Directly Search Federal Courts

Search Trademark ...

Search millions of cases and get court filings, fast docket alerts, and case analytics.

Request a Demo or create your account.

Lawyer? Your firm may have a group account, ask us and we'll let you know.

Patent Owner

Petitioner

Assignee

Keyboard shortcuts

Filtering / Searching the Docket

Interactive Timeline

Canadian Solar Inc v. Maxeon Solar Pte. Ltd.

IPR2024-01039 | Patent Trial and Appeal Board

Interested in this case?

Event:

Event:

Alert Sharing

STEP 2 of 2

Choose your membership type

Flat-Fee

Pay-As-You-Go Monthly

Add your payment information

Login or Join

Enter your corporate Email

Thousands of your peers are saving time and gaining a competitive advantage with Docket Alarm.

Join Docket Alarm to perform smarter legal research.

Download this document and millions of others instantly with a Docket Alarm membership.

Join Docket Alarm and start performing smarter legal research.

Start tracking this docket instantly with a Docket Alarm membership.

Join thousands of your peers and start performing smarter legal research.

STEP 1 of 2

Millions of Documents | 15 Seconds to Signup

Hi !

Welcome to Docket Alarm

Welcome to Docket Alarm!

Explore Litigation Insights andManage Your Cases

Reset Password

What is PACER?

Why do I need it?

What will I be charged?

Do other courts have fees?

Basic Free Access

Welcome

Thank you

Check Firm Account

Explore Litigation Insights and
Manage Your Cases