Ashurst Perkins Coie US, LLP
Patent reexamination counsel·14 ex parte reexams
Ashurst Perkins Coie US, LLP has served as patent-owner counsel in 14 USPTO ex parte reexaminations, with 12 currently open. The firm most often represents Cleerly Inc. and Rampart IC 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 (14)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/016,297 | May 15, 2026 | 11,751,830 | SYSTEMS, METHODS, AND DEVICES FOR MEDICAL IMAGE ANALYSIS, DIAGNOSIS, RISK STRATIFICATION, DECISION MAKING AND/OR DISEASE TRACKING | Cleerly Inc. | Open |
| 90/016,292 | May 15, 2026 | 12,023,190 | SYSTEMS, METHODS, AND DEVICES FOR MEDICAL IMAGE ANALYSIS, DIAGNOSIS, RISK STRATIFICATION, DECISION MAKING AND/OR DISEASE TRACKING | Cleerly Inc. | Open |
| 90/016,301 | May 15, 2026 | 12,193,862 | SYSTEMS, METHODS, AND DEVICES FOR MEDICAL IMAGE ANALYSIS, DIAGNOSIS, RISK STRATIFICATION, DECISION MAKING AND/OR DISEASE TRACKING | Cleerly Inc. | Open |
| 90/016,287 | May 15, 2026 | 11,120,549 | SYSTEMS, METHODS, AND DEVICES FOR MEDICAL IMAGE ANALYSIS, DIAGNOSIS, RISK STRATIFICATION, DECISION MAKING AND/OR DISEASE TRACKING | Cleerly Inc. | Closed |
| 90/016,283 | May 14, 2026 | 12,396,695 | SYSTEMS, METHODS, AND DEVICES FOR MEDICAL IMAGE ANALYSIS, DIAGNOSIS, RISK STRATIFICATION, DECISION MAKING AND/OR DISEASE TRACKING | Cleerly Inc. | Closed |
| 90/016,275 | May 13, 2026 | 12,178,627 | SYSTEMS, METHODS, AND DEVICES FOR MEDICAL IMAGE ANALYSIS, DIAGNOSIS, RISK STRATIFICATION, DECISION MAKING AND/OR DISEASE TRACKING | Cleerly Inc. | Open |
| 90/016,264 | May 11, 2026 | 12,097,063 | SYSTEMS, METHODS, AND DEVICES FOR MEDICAL IMAGE ANALYSIS, DIAGNOSIS, RISK STRATIFICATION, DECISION MAKING AND/OR DISEASE TRACKING | Cleerly Inc. | Open |
| 90/016,266 | May 11, 2026 | 11,672,497 | SYSTEMS, METHODS, AND DEVICES FOR MEDICAL IMAGE ANALYSIS, DIAGNOSIS, RISK STRATIFICATION, DECISION MAKING AND/OR DISEASE TRACKING | Cleerly Inc. | Open |
| 90/016,248 | May 5, 2026 | 11,244,451 | SYSTEMS, METHODS, AND DEVICES FOR MEDICAL IMAGE ANALYSIS, DIAGNOSIS, RISK STRATIFICATION, DECISION MAKING AND/OR DISEASE TRACKING | Cleerly Inc. | Open |
| 90/016,242 | May 4, 2026 | 12,156,759 | SYSTEMS, METHODS, AND DEVICES FOR MEDICAL IMAGE ANALYSIS, DIAGNOSIS, RISK STRATIFICATION, DECISION MAKING AND/OR DISEASE TRACKING | Cleerly Inc. | Open |
| 90/016,244 | May 4, 2026 | 12,245,882 | SYSTEMS, METHODS, AND DEVICES FOR MEDICAL IMAGE ANALYSIS, DIAGNOSIS, RISK STRATIFICATION, DECISION MAKING AND/OR DISEASE TRACKING | Cleerly Inc. | Open |
| 90/019,649 | Sep 9, 2024 | 11,660,056 | Swinging Shielding System For Use With A Radiation Source | Rampart IC LLC | Open |
| 90/019,650 | Sep 9, 2024 | 11,660,056 | Swinging Shielding System For Use With A Radiation Source | Rampart IC LLC | Open |
| 90/019,651 | Sep 9, 2024 | 11,660,056 | Swinging Shielding System For Use With A Radiation Source | Rampart IC LLC | Open |
Other reexam law firms
- Knobbe, Martens, Olson & Bear, LLP115 reexams · 25 pending
- Sterne, Kessler, Goldstein & Fox P.L.L.C.105 reexams · 34 pending
- Fish & Richardson, P.C.76 reexams · 17 pending
- Volpe Koenig54 reexams · 29 pending
- Lowenstein & Weatherwax, LLP51 reexams · 24 pending
- Nixon & Vanderhye, P.C.48 reexams · 8 pending
See the full reexam picture for Ashurst Perkins Coie US, LLP
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.