logo

For the Inventor, By the Inventor

Lucerne, Switzerland

De Beers Centenary Ag


USPTO Granted Patents = 108

% Expired Patents = 0.93



Trademarks = 10

Forward Citations = 2,681

Loading Chart...
Loading Chart...

16 inventors (with patents filed for the assignee):

goldMedal Costantino Papadimitriou (90 out of 90 patents)

silverMedal Chiara Colombani (8 out of 8 patents)

bronzeMedal Francesco Ventura (5 out of 5 patents)

4.  Constantino Papadimitriou (4 out of 4 patents)

5.  James Gordon Charters Smith (1 out of 13 patents)

6.  Graham Ralph Powell (1 out of 4 patents)

7.  James G C Smith (1 out of 1 patent)

8.  Jonathan G Kendall (1 out of 1 patent)

9.  Peter Stanley Rose (1 out of 1 patent)

10.  Maxwell R Willis (1 out of 1 patent)

11.  Christopher Daws (1 out of 1 patent)

12.  Sarah Louise Foster (1 out of 1 patent)

13.  Siobhan Margaret D'Gama (1 out of 1 patent)

14.  David Hamilton (1 out of 3 patents)

15.  Alba Cappellieri (1 out of 1 patent)


Core Competencies:
Gemstone Alignment
Earring
Pendant
Ring
Bracelet
Jewelry Article
Stud Earring
Pave Ring
Necklace
Drop Earrings
Jewelry Piercing
Pavé Earring

108 patents:

1. 9079331 - Gemstone alignment (2015-07-14),
2. D693723 - Pendant (2013-11-19),
3. D693722 - Pendant (2013-11-19),
4. D693721 - Earring (2013-11-19),
5. D693261 - Pendant (2013-11-12),
6. D693260 - Earring (2013-11-12),
7. D685669 - Pendant (2013-07-09),
8. D685667 - Jewelry article (2013-07-09),
9. D684085 - Earring (2013-06-11),
10. D683650 - Pair of earrings (2013-06-04),
11. D683649 - Ring (2013-06-04),
12. D682905 - Gemstone viewer (2013-05-21),
13. D677597 - Ring (2013-03-12),
14. D677192 - Jewelry article (2013-03-05),
15. D676781 - Pendant (2013-02-26),
Company Overview
De Beers Centenary Ag, headquartered in Lucerne, Switzerland, specializes in the design and manufacture of high-end jewelry. The company is renowned for its expertise in gemstone alignment and the creation of exquisite jewelry articles, including earrings, pendants, rings, bracelets, and stud earrings. With a focus on craftsmanship and innovation, De Beers Centenary Ag continues to push the boundaries of jewelry design, ensuring that each piece reflects both elegance and quality, appealing to discerning customers worldwide.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

108 Patents

#3 in Lucerne

#155 in Switzerland

#7,275 in the World

Lucerne, CH
Lucerne, Switzerland

De Beers Centenary Ag

Forward Citations = 2,681

16 inventors:

goldMedal Costantino Papadimitriou (90 out of 90 patents)

silverMedal Chiara Colombani (8 out of 8 patents)

bronzeMedal Francesco Ventura (5 out of 5 patents)

4.  Constantino Papadimitriou (4 out of 4 patents)

5.  James Gordon Charters Smith (1 out of 13 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: De Beers Centenary Ag. Retrieved from https://idiyas.com/company/de-beers-centenary-ag

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Please report any incorrect information to [email protected]
Loading…