Hisense USA Corp. et al. vs. Light Guide Innovations LLC
Explore the PTAB proceeding IPR2025-01537 filed by Hisense USA Corp. et al. on 2025-09-19. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.
Proceeding Overview
Proceeding Number
IPR2025-01537
Filing Date
2025-09-19
Accorded Filing Date
2025-09-19
Institution Decision Date
2026-01-16
Last Modified Date
2026-02-18
Proceeding Type
IPR
Termination Date
2026-01-16
Trial Status
Discretionary Denial
Parties & Counsel
Petitioner
Hisense USA Corp. et al.
Represented By
Briggs, Heathet alPatent Owner / Respondent
Light Guide Innovations LLC
Represented By
Rubino, Vincentet alTribunal & Venue
Tribunal
Patent Trial and Appeal Board (USPTO)
Technology Center
TC 2800 - Semiconductors, Electrical & Optical Systems
Patent Information
Respondent Application Number
11996256
Respondent Patent Number
7936415
External Links
Respondent Inventor
Jun Seok Park
Respondent Tech Center
TC 2800 - Semiconductors, Electrical & Optical Systems
Address and Attorney/Agent Information
Power of Attorney & Correspondence
Firm
/ Entity Name
BIRCH STEWART KOLASCH & BIRCH, LLP
Customer
Number
2292
Address
2600 Park Tower Drive, Suite 600, Vienna, VA, 22180-7371, UNITED STATES
Attorney / Agent Information
| Reg # | Name | Phone |
|---|---|---|
| 22463 | Joseph Kolasch | 703-205-8000 |
| 28380 | James Slattery | 703-205-8000 |
| 28977 | Gerald Murphy Jr | 703-205-8000 |
| 29271 | Charles Gorenstein | 703-205-8000 |
| 29680 | Michael Mutter | 703-205-8000 |
| 30330 | Leonard Svensson | 858-792-8855 |
| 32181 | Marc Weiner | 703-205-8000 |
| 32868 | Andrew Meikle | 703-205-8000 |
Proceeding Documents
33
10
Director Discretionary Decision: Deny RESPONSE
2026-01-16
FILING PARTY: BOARD
8
Petitioner's Opposition to Patent Owner's Request for Discretionary Denial of Institution RESPONSE
2025-12-22
FILING PARTY: PETITIONER
9
Patent Owner's Preliminary Response POPR
2025-12-22
FILING PARTY: PATENT OWNER
1020
IPR2025-01537 - EX1020 - Docket Navigator Judge Schroeder Time to Trial Exhibit
2025-12-22
FILING PARTY: PETITIONER
1019
IPR2025-01537 - EX1019 - Judge Schroeder Calendar of Events Exhibit
2025-12-22
FILING PARTY: PETITIONER