NUTTER MCCLENNEN & FISH LLP
Patent reexamination counsel·5 ex parte reexams
NUTTER MCCLENNEN & FISH LLP has served as patent-owner counsel in 5 USPTO ex parte reexaminations, with 2 currently open. The firm most often represents LifeScan Scotland Limited and Atlas Global Technologies 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 (5)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/015,898 | Jan 21, 2026 | 10,965,425 | CONTROL INFORMATION FOR MULTI-USER TRANSMISSIONS IN WLAN SYSTEMS | Atlas Global Technologies LLC | Open |
| 90/015,814 | Dec 22, 2025 | 10,348,471 | CONTROL INFORMATION FOR MULTI-USER TRANSMISSIONS IN WLAN SYSTEMS | Atlas Global Technologies LLC | Open |
| 90/012,536 | Sep 13, 2012 | 5,951,836 | Disposable Glucose Test Strip And Method And Compositions For Making Same | LifeScan Scotland Limited | Closed |
| 90/012,522 | Sep 12, 2012 | 6,241,862 | Disposable Test Strips With Integrated Reagent/Blood Separation Layer | LifeScan Scotland Limited | Closed |
| 90/012,523 | Sep 12, 2012 | 5,708,247 | Disposable Glucose Test Strips, And Methods And Compositions For Making Same | LifeScan Scotland Limited | Closed |
Other reexam law firms
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- Fish & Richardson P.C.68 reexams · 7 pending
- Sterne, Kessler, Goldstein & Fox P.L.L.C.63 reexams · 8 pending
- Heim, Payne & Chorush, LLP36 reexams · 28 pending
- Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P.34 reexams · 1 pending
- Banner & Witcoff, Ltd.34 reexams · 2 pending
See the full reexam picture for NUTTER MCCLENNEN & FISH LLP
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.