KL
Kallenbach, Lorenz
Switzerland
Kallenbach, Lorenz is a patent firm in Switzerland, Rated for european patent work on the cumulative record, one of 584 firms filing in Switzerland, strongest in Organic and Medical, acting for F. Hoffmann-La Roche AG and Genentech, Inc..
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Selected from 584 firms filing in Switzerland
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IPRATE.EURated
PATENTS · 2026
Confidence
Good Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · European · Cumulative (20y)Rating
Good Confidence
Archetype
Specialized Boutique
Distinct Clients
2
Success Rate
16.7%
Volume51
Success47
Speed51
DurabilityN/A
RenewalsN/A
Domestic52
Practice profile
Top classes
Organic(14%) · IPC C07K16/28Medical(7%) · IPC A61K 39/395
Top clients
- F. Hoffmann-La Roche AG
- Genentech, Inc.