HP
Håmsø Patentbyrå
Stavanger, Norway
Håmsø Patentbyrå is a patent firm in Stavanger, Norway, Top Rated for national patent work on the cumulative record, one of 35 firms filing in Norway, strongest in Mining, acting for Schlumberger Technology B.V., Weatherford Technology Holdings, LLC and Altus Intervention (Technologies) AS.
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Selected from 35 firms filing in Norway
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IPRATE.EUTop Rated
PATENTS · 2026
Confidence
High Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · National · Cumulative (20y)Rating
High Confidence
Archetype
Full-Service Generalist
Distinct Clients
269
Success Rate
95.4%
Volume85
Success86
Speed60
Durability62
RenewalsN/A
Domestic52
Practice profile
Top classes
Mining(1%) · IPC E21B 41/00
Top clients
- Schlumberger Technology B.V.
- Weatherford Technology Holdings, LLC
- Altus Intervention (Technologies) AS
- Thru Tubing Solutions, Inc.
- Cameron Technologies Limited