US3237426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-adjusting guard for finger rings
Assignee: JABEL RING Manufacturing CO
•
Filing: 1963-04-17
•
Granted: 1966-03-01
•
Expires: 1983-04-17
Abstract
No abstract record available.
Inventors
- 👤 Doering Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:54
CPC Classifications
A; A44; A44C; A44C9/00; A44C9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A RING GUARD INCLUDING A RIGID FRAME COMPRISING TWO PARALLEL SPACED-APART RIBS CURVED ALONG THE PATH OF A CIRCLE, A CROSS-MEMBER RIGIDLY CONNECTING SAID RIBS, SAID CROSS-MEMBER TERMINATING SHORT OF THE ENDS OF SAID RIBS SO AS TO PERMIT THE RIBS AT EACH END OF SAID FRAME TO STRADDLE A RING, AND A LEAF SPRING SECURED TO SAID CROSSMEMBER ON THE SIDE THEREOF FACING AWAY FROM THE CENTER OF CURVATURE OF SAID RIBS HAVING A LENGTH WHEN STRAIGHT EXCEEDING THE INSIDE DIAMETER OF SAID CIRCLE AND THE RING BUT LESS THAN ONE-HALF THE INSIDE CIRCUMFERENCE OF SAID CIRCLE AND THE RING, THE ENDS OF SAID SPRING BEING ADAPTED TO BEAR AGAINST THE INNER FACE OF THE RING IN ORDER TO MAINTAIN SAID SPRING IN FLEXED CONDITION WHEREBY IT WILL CONSTANTLY TEND TO STRAIGHTEN OUT AND THEREBY URGE SAID FRAME TOWARD THE CENTER OF THE RING.
Claim 2
Dependent Claim
145 words
A RING GUARD INCLUDING A RIGID FRAME COMPRISING TWO PARALLEL SPACED-APART RIBS CURVED ALONG THE PATH OF A CIRCLE, A CROSS-MEMBER RIGIDLY CONNECTING SAID RIBS, SAID CROSS-MEMBER TERMINATING SHORT OF THE ENDS OF SAID RIBS SO AS TO PERMIT THE RIBS AT EACH END OF SAID FRAME TO STRADDLE A RING, AND A LEAF SPRING SECURED TO SAID CROSSMEMBER ON THE SIDE THEREOF FACING AWAY FROM THE CENTER OF CURVATURE OF SAID RIBS HAVING A LENGTH WHEN STRAIGHT EXCEEDING THE INSIDE DIAMETER OF SAID CIRCLE AND THE RING BUT LESS THAN ONE-HALF THE INSIDE CIRCUMFERENCE OF SAID CIRCLE AND THE RING, THE ENDS OF SAID SPRING BEING ADAPTED TO BEAR AGAINST THE INNER FACE OF THE RING IN ORDER TO MAINTAIN SAID SPRING IN FLEXED CONDITION WHEREBY IT WILL CONSTANTLY TEND TO STRAIGHTEN OUT AND THEREBY URGE SAID FRAME TOWARD THE CENTER OF THE RING.
References Cited (Backward Citations)
US216492A
Cited
US1382043A
Cited
US2579856A
Cited
US2615314A
Cited
US2966048A
Cited
US3028736A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |