Caifa Jiang
Patent owner in reexamination·3 ex parte reexams
Caifa Jiang's patents have been the subject of 3 USPTO ex parte reexaminations, with 3 currently open. Its patents are most often challenged by Raymond Y. Chan, Avinash Kumar, and Dongguan Tenghao Plastic Hardware 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
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 (3)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/016,098 | Mar 30, 2026 | D1,000,645 | Candle Light | Raymond Y. Chan | Open |
| 90/015,362 | Jul 1, 2025 | D1,000,645 | Candle Light | Avinash Kumar | Open |
| 90/019,695 | Oct 5, 2024 | D1,000,645 | Candle Light | Dongguan Tenghao Plastic Hardware Co. Ltd. | Open |
See the full reexam picture for Caifa Jiang
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.