Company Badge
USPTO Data Jan 1 1976 - Sep 22 2026
27 Patents
#138 in London
#654 in United Kingdom
#23,953 in the World
De Beers UK Ltd
Forward Citations = 92
19 inventors:
De Beers UK Ltd
% Expired Patents = 14.8
CIPO Patents = 4
EPO Patents = 16
Trademarks = 65
Forward Citations = 92
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19 inventors (with patents filed for the assignee):
James Gordon Charters Smith (9 out of 13 patents)
Federica Imperiali (8 out of 8 patents)
Colin McGuinness (4 out of 4 patents)
4. David Fisher (4 out of 4 patents)
5. Peter Stanley Rose (4 out of 4 patents)
6. Nicholas Matthew Davies (3 out of 4 patents)
7. Qi He Hong (3 out of 3 patents)
8. Siobhan D'Gama (2 out of 3 patents)
9. Maxwell Ralph Willis (2 out of 2 patents)
10. Graham Ralph Powell (2 out of 4 patents)
11. Michael Peter Gaukroger (2 out of 7 patents)
12. Andrew John Portsmouth (2 out of 2 patents)
13. Peter Lanigan (2 out of 2 patents)
14. Colin Mcguinness (2 out of 2 patents)
15. Timothy Howard Leaton (1 out of 1 patent)
27 patents:
De Beers UK Ltd is a leading diamond company specializing in diamond mining, exploration, and retail. With a rich heritage dating back to 1888, De Beers is known for producing some of the world's most exquisite diamonds. Headquartered in London, UK, De Beers operates mines in various countries and has a strong presence in the global diamond industry.
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4 patents (CIPO):
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16 patents (EPO):
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