US3124188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Figure
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:20
CPC Classifications
F; F16; F16B; F16B39/00; F16B39/22; F16B39/28; F16B39/30; B; B21; B21H; B21H3/00; B21H3/02; B21H3/025; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10S411/938
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A FASTENING DEVICE COMPRISING A THREADED SHANK, SAID THREAD BEING GENERALLY HELICAL AND OF V-TYPE THREAD FORM HAVING A WIDER ROOT PORTION AND A NARROWER CREST, THE THREAD CREST BEING INTERRUPTED THROUGHOUT A PLURALITY OF TURNS BY THE PROVISION IN EACH TURN OF THE THREAD OF A THREAD CREST PORTION WHICH IS OTHERWISE NORMAL AND OF UNIFORM SECTION THROUGHOUT ITS LENGTH BUT IS IN DISALIGNMENT WITH SAID HELIX, LIKE POINTS OF ALL SAID DISALIGNED
Claim 2
Dependent Claim
74 words
A FASTENING DEVICE COMPRISING A THREADED SHANK, SAID THREAD BEING GENERALLY HELICAL AND OF V-TYPE THREAD FORM HAVING A WIDER ROOT PORTION AND A NARROWER CREST, THE THREAD CREST BEING INTERRUPTED THROUGHOUT A PLURALITY OF TURNS BY THE PROVISION IN EACH TURN OF THE THREAD OF A THREAD CREST PORTION WHICH IS OTHERWISE NORMAL AND OF UNIFORM SECTION THROUGHOUT ITS LENGTH BUT IS IN DISALIGNMENT WITH SAID HELIX, LIKE POINTS OF ALL SAID DISALIGNED
References Cited (Backward Citations)
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Cited
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US1245362A
Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
US2414870A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |