Xiamen Pvtech Co. Ltd.
Patent owner in reexamination·11 ex parte reexams
Xiamen Pvtech Co. Ltd.'s patents have been the subject of 11 USPTO ex parte reexaminations, with 9 currently open. Its patents are most often challenged by Simon Kuang Lu, Simon Kuang Lu (3rd PTY REQ>), and Laurence Kao. ExamPat indexes the full prosecution record for each proceeding, including office-action grounds, certificate outcomes, and downstream PTAB and Federal Circuit decisions.
Filings by year
Outcome track record
How reexams of this owner's patents resolve: claims confirmed, amended, mixed, or fully canceled.
- Certificate outcome split across every bucket
- Claim-survival rate
Defense metrics
Claim-survival rate, average pendency, and the open/closed split across every reexam of this owner's patents.
- Survival rate of closed proceedings
- Average pendency in months
Challengers & examiners
Which requesters most often challenge this owner's patents, and which examiners decide them.
- Top requesters
- Most frequent examiners
Recent reexaminations (11)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/016,487 | Jul 17, 2026 | 10,645,784 | ELECTRIC LEAKAGE PROTECTION ELECTRONIC RECTIFIER AND LAMP WITH ELECTRIC LEAKAGE PROTECTION ELECTRONIC RECTIFIER | Simon Kuang Lu | Open |
| 90/016,472 | Jul 15, 2026 | 11,122,671 | LIGHT TUBE WITH ANTI-ELECTRIC SHOCK PROTECTION FUNCTION AND CAPABLE OF BEING SUPPLIED WITH ELECTRICITY BY ELECTRICAL BALLAST AND ALTERNATE-CURRENT POWER SUPPLY IN WORKING FREQUENCY | — | Open |
| 90/016,465 | Jul 13, 2026 | 10,895,352 | LED TUBE CAPABLE OF BEING SUPPLIED WITH ELECTRICITY BY ELECTRICAL BALLAST AND MAINS SUPPLY | Simon Kuang Lu (3rd PTY REQ>) | Open |
| 90/016,456 | Jul 9, 2026 | 11,083,065 | DRIVING CIRCUIT DEVICE FOR ANTI-LEAKAGE LED TUBE WITH DUAL-END INPUT | Simon Kuang Lu | Open |
| 90/016,451 | Jul 7, 2026 | 10,161,571 | LED TUBE WITH SAFETY DEVICE | — | Open |
| 90/016,445 | Jul 2, 2026 | 10,749,303 | LAMP DEVICE WITH CHANGEABLE LAMP SOCKET | Simon Kuang Lu | Open |
| 90/016,404 | Jun 17, 2026 | 11,209,150 | COLOR TEMPERATURE ADJUSTABLE LAMP SOCKET AND COLOR TEMPERATURE ADJUSTABLE LAMP TUBE | — | Closed |
| 90/016,109 | Apr 1, 2026 | 11,536,419 | LIGHTING DEVICE WITH IMPROVED LUMINOUS PERFORMANCE | Laurence Kao | Open |
| 90/016,110 | Apr 1, 2026 | 10,349,474 | LAMP TUBE CAPABLE OF RECTIFYING AND STABILIZING VOLTAGES | — | Open |
| 90/015,960 | Feb 13, 2026 | 11,408,601 | ILLUMINATION DEVICE WITH COUPLE LAMP TUBES HAVING TEMPERATURE AND POWER ADJUSTMENT FUNCTIONS | Opes IP Consulting Co. Ltd. | Open |
| 90/019,977 | May 30, 2025 | 10,749,303 | LAMP DEVICE WITH CHANGEABLE LAMP SOCKET | — | Closed |
See the full reexam picture for Xiamen Pvtech Co. Ltd.
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.