US3176745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking device for threaded fasteners
Assignee: Nylok LLC
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Filing: 1962-03-21
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Granted: 1965-04-06
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Expires: 1982-03-21
Abstract
No abstract record available.
Inventors
- 👤 Nyborg Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:01
CPC Classifications
F; F16; F16B; F16B39/00; F16B39/22; F16B39/24; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10S411/936
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A DEVICE FOR LOCKING AN INTERNALLY THREADED MEMBER AGAINST ROTATION RELATIVE TO A BOLT HAVING A HEAD AND A SHANK THREADED INTO SAID MEMBER, COMPRISING A GENERALLY FLAT SIDED LOCKING ELEMENT HAVING A HOLE THEREIN LARGER THAN AND LOOSELY RECEIVING SAID SHANK BETWEEN SAID HEAD AND SAID MEMBER, EACH SIDE OF SAID LOCKING ELEMENT HAVING A RELIEVED PORTION TO FORM PARALLEL FULCRUM EDGES ON OPPOSED SIDES THEREOF, SAID EDGES BEING SPACED IN OPPOSITE DIRECTIONS FROM THE CENTER OF THE SAID HOLE TO PERMIT ROCKING
Claim 2
Independent Claim
84 words
A DEVICE FOR LOCKING AN INTERNALLY THREADED MEMBER AGAINST ROTATION RELATIVE TO A BOLT HAVING A HEAD AND A SHANK THREADED INTO SAID MEMBER, COMPRISING A GENERALLY FLAT SIDED LOCKING ELEMENT HAVING A HOLE THEREIN LARGER THAN AND LOOSELY RECEIVING SAID SHANK BETWEEN SAID HEAD AND SAID MEMBER, EACH SIDE OF SAID LOCKING ELEMENT HAVING A RELIEVED PORTION TO FORM PARALLEL FULCRUM EDGES ON OPPOSED SIDES THEREOF, SAID EDGES BEING SPACED IN OPPOSITE DIRECTIONS FROM THE CENTER OF THE SAID HOLE TO PERMIT ROCKING
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) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |