FA
Frei, Alexandra Sarah
Switzerland
Frei, Alexandra Sarah is a patent firm in Switzerland, Rated for european patent work on the cumulative record, one of 584 firms filing in Switzerland, strongest in Operations and Optics, acting for Visible Assets, Inc., JDS Uniphase Inc. and Ferag AG.
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Selected from 584 firms filing in Switzerland
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IPRATE.EURated
PATENTS · 2026
Confidence
Moderate Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · European · Cumulative (20y)Rating
Moderate Confidence
Archetype
Focused Practice
Distinct Clients
9
Success Rate
63.6%
Volume40
Success50
Speed44
Durability53
RenewalsN/A
Domestic38
Practice profile
Top classes
Operations(6%) · IPC B81B7/00Optics(6%) · IPC G02B26/08
Top clients
- Visible Assets, Inc.
- JDS Uniphase Inc.
- Ferag AG
- WRH Walter Reist Holding AG
- Battery Consult GmbH