HL
Haseltine Lake Kempner
SpecialistTelecom · IPC H04United Kingdom
Haseltine Lake Kempner is a patent firm in United Kingdom, Rated for european patent work on the cumulative record, one of 2,198 firms filing in United Kingdom, strongest in Telecom and Medical, acting for Honeywell International Inc., Fujitsu Limited and Hewlett-Packard Development Company L.P..
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Selected from 2,198 firms filing in United Kingdom
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IPRATE.EURated
PATENTS · 2026
Confidence
High Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · European · Cumulative (20y)Rating
High Confidence
Archetype
Full-Service Generalist
Distinct Clients
3149
Success Rate
63.8%
Volume100
Success5
Speed88
Durability40
RenewalsN/A
Domestic60
Practice profile
Top classes
Telecom(0%) · IPC H04L 5/00Medical(0%) · IPC A61B 5/00
Top clients
- Honeywell International Inc.
- Fujitsu Limited
- Hewlett-Packard Development Company L.P.
- Telefonaktiebolaget LM Ericsson (publ.)
- Contemporary Amperex Technology (Hong Kong) Limited