Jing Lei Tech Co., Ltd. and Lai, Guan Yu
Patent owner in reexamination·1 ex parte reexams
Jing Lei Tech Co., Ltd. and Lai, Guan Yu's patents have been the subject of 1 USPTO ex parte reexamination. 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
112
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 (1)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/012,222 | Mar 30, 2012 | 5,539,990 | THREE-DIMENSIONAL OPTICAL LEVELLING, PLUMBING AND ANGLE-CALIBRATING INSTRUMENT | — | Closed |
See the full reexam picture for Jing Lei Tech Co., Ltd. and Lai, Guan Yu
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