US3343440A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-locking two-piece fastening device
Assignee: AT&T Inc
•
Filing: 1965-10-18
•
Granted: 1967-09-26
•
Expires: 1985-10-18
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Jones
- 👤 Jr Joseph W Westbrook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:22
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/10; F16B21/16; F16B37/00; F16B37/08; F16B37/0871; F16B37/0892
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A SELF-LOCKING TWO-PIECE FASTENING DEVICE FOR ATTACHMENT IN ABUTTING RELATION AT ANY SELECTED POSITION ON A ROD COMPRISING: A PAIR OF IDENTICAL MEMBERS EACH MEMBER SYMMETRICAL ABOUT AN AXIS PROVIDED WITH AN OPEN ENDED SLOT EXTENDING FROM THE OUTER PERIPHERY OF SAID MEMBER AND TERMINATING IN AN INNER CURVED BIGHT, EACH OF SAID MEMBERS HAVING A LOBE FORMED ON THE OUTER PERIPHERY THEREOF AND OPPOSITE THE INNER CURVED BIGHT, SAID LOBE HAVING A WIDTH WHICH GRADUALLY INCREASES FROM SUBTENDED OPPOSED PORTIONS OF SAID BIGHT AND HAVING A MAXIMUM WIDTH OPPOSITE THE CENTER OF THE BIGHT, AND
Claim 2
Dependent Claim
96 words
A SELF-LOCKING TWO-PIECE FASTENING DEVICE FOR ATTACHMENT IN ABUTTING RELATION AT ANY SELECTED POSITION ON A ROD COMPRISING: A PAIR OF IDENTICAL MEMBERS EACH MEMBER SYMMETRICAL ABOUT AN AXIS PROVIDED WITH AN OPEN ENDED SLOT EXTENDING FROM THE OUTER PERIPHERY OF SAID MEMBER AND TERMINATING IN AN INNER CURVED BIGHT, EACH OF SAID MEMBERS HAVING A LOBE FORMED ON THE OUTER PERIPHERY THEREOF AND OPPOSITE THE INNER CURVED BIGHT, SAID LOBE HAVING A WIDTH WHICH GRADUALLY INCREASES FROM SUBTENDED OPPOSED PORTIONS OF SAID BIGHT AND HAVING A MAXIMUM WIDTH OPPOSITE THE CENTER OF THE BIGHT, AND
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |