Ashutosh Chaudhary
Ex parte reexamination requester·8 ex parte reexams
Ashutosh Chaudhary has requested 8 USPTO ex parte reexaminations. It most often challenges patents owned by JIN, YUZHAO, Shenzhen Sunwell Industrial Co., Ltd., and Ronggen Huang. 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 challenged
Outcome track record
How this requester's challenges resolve: claims confirmed, amended, mixed, or fully canceled.
- Certificate outcome split across every bucket
- Share of challenges that canceled claims
Challenge metrics
Cancellation rate, average pendency, and the open/closed split across every reexam this requester has filed.
- Outcome rate of closed challenges
- Average pendency in months
Examiners & defense counsel
Which examiners decide this requester's challenges, and which firms defend the targeted patents.
- Most frequent examiners
- Top opposing counsel
Recent reexaminations (8)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/019,807 | Jan 12, 2025 | D1,054,752 | Storage Box | — | Closed |
| 90/019,653 | Sep 10, 2024 | 11,937,745 | FOLDING BATHTUB | JIN, YUZHAO | Closed |
| 90/019,639 | Aug 29, 2024 | D926,487 | SWIVEL CHAIR | Shenzhen Sunwell Industrial Co., Ltd. | Closed |
| 90/019,607 | Aug 2, 2024 | D1,034,846 | Toy | — | Closed |
| 90/019,584 | Jul 18, 2024 | D984,139 | Toothbrush | — | Closed |
| 90/019,572 | Jul 6, 2024 | D1,030,424 | CORN HUSKER | Ronggen Huang | Closed |
| 90/019,540 | Jun 18, 2024 | D1,011,170 | Safety Lock | — | Closed |
| 90/019,381 | Jan 18, 2024 | D996,152 | GRINDER | — | Closed |
See the full reexam picture for Ashutosh Chaudhary
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