GJ
Gregory, John David Charles
United Kingdom
Gregory, John David Charles 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 Furniture, Medical and Processes, acting for Delphi Technologies Holding S.à.r.l., Delphi Technologies, Inc. and Beijing Whyhow Information Technology Co., Ltd.
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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
Focused Practice
Distinct Clients
15
Success Rate
61.8%
Volume78
Success83
Speed87
Durability23
RenewalsN/A
Domestic13
Practice profile
Top classes
Furniture(8%) · IPC A47C 1/024Medical(8%) · IPC A61G 5/14Processes(8%) · IPC B01L 3/00
Top clients
- Delphi Technologies Holding S.à.r.l.
- Delphi Technologies, Inc.
- Beijing Whyhow Information Technology Co., Ltd
- Verint Americas Inc.
- SOUTHWEST RESEARCH INSTITUTE