US3605438A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bar pin with changeable non-rotatably secured ornament and intermediate member
Assignee: William Chalson and Co Inc
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Filing: 1968-09-10
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Granted: 1971-09-20
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Expires: 1988-09-10
Abstract
Abstract AN ARTICLE OF JEWELRY HAVING INTERCHANGEABLE ORNAMENTATION COMPRISING INTERCHANGEABLE SEPARATE DECORATIVE ELEMENTS AND INTERCHANGEABLE SEPARATE BASES WITH MEANS DEPENDING FROM THE DECORATIVE ELEMENTS THROUGH THE BASES AND LOCKING MEANS FOR HOLDING THE DECORATIVE ELEMENTS AND DECORATIVE BASES IN NON-ROTATABLE AND SUPERPOSED RELATION TO EACH OTHER. A BAR PIN IS ALSO PROVIDED AND A RESPECTIVE ELEMENT AND BASE MAY BOTH BE NONROTATABLY SECURED THERETO BY THE PREVIOUSLY MENTIONED MEANS.
Inventors
- 👤 Bernard Chalson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:26
CPC Classifications
A; A44; A44C; A44C1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |