US3393598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastener nut, quick action
Assignee: Individual
•
Filing: 1967-01-10
•
Granted: 1968-07-23
•
Expires: 1987-01-10
Abstract
No abstract record available.
Inventors
- 👤 Stephen L Bettinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:41
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/08; F16B37/0807; F16B37/0857
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE40106C
Cited
US1001042A
Cited
US1271650A
Cited
US2705983A
Cited
US2700995A
Cited
FR1070112A
Cited
FR1114306A
Cited
US3147662A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |