Yongqi Hou
Patent owner in reexamination·2 ex parte reexams
Yongqi Hou's patents have been the subject of 2 USPTO ex parte reexaminations, with 2 currently open. Its patents are most often challenged by Sang Young Han and Nitin Kaushik. 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 requesters
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 (2)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/015,683 | Nov 13, 2025 | D949,681 | PAPER BOX | Sang Young Han | Open |
| 90/015,442 | Aug 11, 2025 | D949,681 | PAPER BOX | Nitin Kaushik | Open |
See the full reexam picture for Yongqi Hou
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.