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For the Inventor, By the Inventor

Warwick, RI, United States of America

National Chain Company


USPTO Granted Patents = 45

Trademarks = 5

Forward Citations = 318

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6 inventors (with patents filed for the assignee):

goldMedal Steven A Cipolla (30 out of 32 patents)

silverMedal Robert Jason Bonner (12 out of 12 patents)

bronzeMedal Joseph Esposito (1 out of 3 patents)

4.  Grigory Raykhtsaum (1 out of 17 patents)

5.  William A Mancini (1 out of 2 patents)

6.  Hovannes J Zaboyan (1 out of 1 patent)


Core Competencies:
Wearable Chain
Tarnish Resistant Alloy
Jewelry Item
Earring Post
Canister Production
Jewelry Setting
Self Stopping Bead
Jewelry Closure
Stone Setting Machine
Jewelry Pendant
Bracelet Design
Chain Links

45 patents:

1. D1103822 - Wearable chain (2025-12-02),
2. D1087820 - Wearable chain (2025-08-12),
3. D1087819 - Wearable chain (2025-08-12),
4. 12180574 - Tarnish resistant and age hardenable sterling silver alloy (2024-12-31),
5. D1045650 - Wearable chain (2024-10-08),
6. 12102195 - Jewelry item and charm (2024-10-01),
7. D1042214 - Jewelry item with charm (2024-09-17),
8. D1037056 - Wearable chain (2024-07-30),
9. 12004611 - Earring post (2024-06-11),
10. 11951709 - Canister and method of production (2024-04-09),
11. 11903463 - Earring post (2024-02-20),
12. 11529699 - Canister and method of production (2022-12-20),
13. 11457702 - Earring post (2022-10-04),
14. 11260467 - Canister and method of production (2022-03-01),
15. D896688 - Wearable chain (2020-09-22),
National Chain Company is a leading retail chain with locations across the country. We offer a wide range of products including clothing, accessories, electronics, and more. Our commitment to quality, value, and customer service sets us apart from the competition. Visit us online or in-store to experience the National Chain Company difference.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 16 2025

45 Patents

#4 in Warwick, RI

#38 in Rhode Island

#7,499 in US

#14,974 in the World

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Warwick, RI, United States of America

National Chain Company

Forward Citations = 318

6 inventors:

goldMedal Steven A Cipolla (30 out of 32 patents)

silverMedal Robert Jason Bonner (12 out of 12 patents)

bronzeMedal Joseph Esposito (1 out of 3 patents)

4.  Grigory Raykhtsaum (1 out of 17 patents)

5.  William A Mancini (1 out of 2 patents)

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