Patent US2389084A successfully refreshed from Google Patents.
Patent US3263444A successfully refreshed from Google Patents.
US3263444A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety finger ring having separable parts
Assignee: Individual
•
Filing: 1963-07-18
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Granted: 1966-08-02
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Expires: 1983-07-18
Abstract
No abstract record available.
Inventors
- 👤 Croce Robert N Di
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:12
CPC Classifications
A; A44; A44C; A44C9/00; A44C9/0038; Y; Y10; Y10S; Y10S428/00; Y10S428/90; Y10T; Y10T24/00; Y10T24/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A RING A SUCH SIZE AS TO BE WORN UPON THE FINGER COMPRISING A PLURALITY OF RIGID CIRCUMFERENTIAL SEGMENTS, THE END PORTIONS OF THE SEGMENTS ABUTTING ONE ANOTHER THE MUTUALLY ABUTTING ONES OF SAID END PORTIONS BEING OF UNIFORM CROSS-SECTION AND FORMING A SMOOTH CONTINUOUS EXTERNAL SURFACE IN THE ASSEMBLED RING, THE ABUTTING END FACES OF THE SEGMENTS EXTENDING TRANVERSELY THEREOF AND HAVING COMPLEMENTARY INTERFITTING CORRUGATIONS, MEANS CONNECTING SAID SEGMENTS IN SUCH A WAY THAT THEY ARE
Claim 2
Dependent Claim
77 words
A RING A SUCH SIZE AS TO BE WORN UPON THE FINGER COMPRISING A PLURALITY OF RIGID CIRCUMFERENTIAL SEGMENTS, THE END PORTIONS OF THE SEGMENTS ABUTTING ONE ANOTHER THE MUTUALLY ABUTTING ONES OF SAID END PORTIONS BEING OF UNIFORM CROSS-SECTION AND FORMING A SMOOTH CONTINUOUS EXTERNAL SURFACE IN THE ASSEMBLED RING, THE ABUTTING END FACES OF THE SEGMENTS EXTENDING TRANVERSELY THEREOF AND HAVING COMPLEMENTARY INTERFITTING CORRUGATIONS, MEANS CONNECTING SAID SEGMENTS IN SUCH A WAY THAT THEY ARE
References Cited (Backward Citations)
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |