Cherian LLP
Patent reexamination counsel·12 ex parte reexams
Cherian LLP has served as patent-owner counsel in 12 USPTO ex parte reexaminations, with 9 currently open. The firm most often represents BRIGHT DATA LTD. and QPRIVACY USA LLC. 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 (12)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/015,664 | Nov 6, 2025 | 11,816,249 | SYSTEM AND METHOD FOR DYNAMIC MANAGEMENT OF PRIVATE DATA | QPRIVACY USA LLC | Open |
| 90/015,663 | Nov 6, 2025 | 11,106,824 | SYSTEM AND METHOD FOR DYNAMIC MANAGEMENT OF PRIVATE DATA | QPRIVACY USA LLC | Open |
| 90/019,896 | Apr 1, 2025 | 11,816,249 | SYSTEM AND METHOD FOR DYNAMIC MANAGEMENT OF PRIVATE DATA | QPRIVACY USA LLC | Open |
| 90/019,478 | Apr 10, 2024 | 11,206,317 | SYSTEM PROVIDING FASTER AND MORE EFFICIENT DATA COMMUNICATION | BRIGHT DATA LTD. | Open |
| 90/014,940 | Jan 12, 2022 | 11,044,346 | SYSTEM PROVIDING FASTER AND MORE EFFICIENT DATA COMMUNICATION | BRIGHT DATA LTD. | Closed |
| 90/014,920 | Dec 9, 2021 | 11,050,852 | SYSTEM PROVIDING FASTER AND MORE EFFICIENT DATA COMMUNICATION | BRIGHT DATA LTD. | Closed |
| 90/019,041 | Dec 7, 2021 | 10,491,713 | SYSTEM PROVIDING FASTER AND MORE EFFICIENT DATA COMMUNICATION | BRIGHT DATA LTD. | Closed |
| 90/014,880 | Oct 9, 2021 | 10,469,614 | System and method for improving Internet communication by using intermediate nodes | BRIGHT DATA LTD. | Open |
| 90/014,827 | Aug 11, 2021 | 10,484,511 | SYSTEM PROVIDING FASTER AND MORE EFFICIENT DATA COMMUNICATION | BRIGHT DATA LTD. | Open |
| 90/014,816 | Jul 30, 2021 | 10,637,968 | SYSTEM PROVIDING FASTER AND MORE EFFICIENT DATA COMMUNICATION | BRIGHT DATA LTD. | Open |
| 90/014,652 | Jan 12, 2021 | 10,637,968 | SYSTEM PROVIDING FASTER AND MORE EFFICIENT DATA COMMUNICATION | BRIGHT DATA LTD. | Open |
| 90/014,624 | Dec 4, 2020 | 10,484,511 | SYSTEM PROVIDING FASTER AND MORE EFFICIENT DATA COMMUNICATION | BRIGHT DATA LTD. | Open |
Other reexam law firms
- KNOBBE, MARTENS, OLSON & BEAR, LLP78 reexams · 10 pending
- Fish & Richardson P.C.67 reexams · 7 pending
- Sterne, Kessler, Goldstein & Fox P.L.L.C.62 reexams · 7 pending
- Heim, Payne & Chorush, LLP36 reexams · 28 pending
- BANNER & WITCOFF, LTD.34 reexams · 2 pending
- FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER, L.L.P.34 reexams · 1 pending
See the full reexam picture for Cherian LLP
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.