Nitin Kaushik
Patent reexamination counsel·11 ex parte reexams
Nitin Kaushik has served as patent-owner counsel in 11 USPTO ex parte reexaminations, with 4 currently open. The firm most often represents Xingkun Wang, Wenzhou Chuyin Electronics Co. Ltd., and Shenzhen Jielangxun Technology Co. Ltd.. 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
Top patent owners represented
Outcome track record
How this firm's reexams resolve once a certificate issues: all claims confirmed, amended, mixed, or canceled.
- Certificate outcome split across every bucket
- Share of proceedings where claims survived
Practice metrics
Certificate rate, average pendency, and the open/closed split across the firm's full reexam docket.
- Certificate rate of closed proceedings
- Average pendency in months
Examiners & adversaries
Which examiners most often decide this firm's reexams, and which requesters most often challenge its patents.
- Most frequent examiners
- Top opposing requesters
Recent reexaminations (11)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/016,019 | Feb 28, 2026 | D1,109,423 | Cordless Hair Straightening Comb | Wenzhou Chuyin Electronics Co. Ltd. | Open |
| 90/015,716 | Nov 25, 2025 | 12,285,377 | BITING MASSAGER | Shenzhen Jielangxun Technology Co. Ltd. | Open |
| 90/015,549 | Sep 27, 2025 | D1,090,809 | Waist Fan | Jiaxin Yang | Open |
| 90/019,872 | Mar 11, 2025 | 12,188,481 | FAN BLADE | Shenzhen Ruisimai Technology Co. Ltd. | Closed |
| 90/019,722 | Nov 8, 2024 | D1,011,687 | Wall Lamp | Jiayan Zhang | Closed |
| 90/019,572 | Jul 6, 2024 | D1,030,424 | CORN HUSKER | Ronggen Huang | Closed |
| 90/019,494 | Apr 26, 2024 | D981,220 | CURTAIN ROD | Jiangsu Mingqian Intellectual Property Co. Ltd. | Closed |
| 90/019,429 | Feb 22, 2024 | D963,570 | Three-in-one wireless charger | Shenzhenshi Borunxing Wujin Co. Ltd. | Closed |
| 90/019,355 | Dec 27, 2023 | D984,254 | Curtain Rod | Xingkun Wang | Closed |
| 90/019,356 | Dec 27, 2023 | D991,019 | Curtain Rod | Xingkun Wang | Closed |
| 90/019,226 | Jul 14, 2023 | — | BED CANOPY | — | Open |
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