US3470652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power operated closure mechanism
Assignee: Stanley Works
•
Filing: 1967-12-26
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Granted: 1969-10-07
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Expires: 1987-12-26
Abstract
No abstract record available.
Inventors
- 👤 William N Forbes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:05
CPC Classifications
E; E05; E05F; E05F15/00; E05F15/50; E05F15/56; E05F1/00; E05F1/02; E05F1/025; E05F15/70; E05F15/72; E05Y; E05Y2201/00; E05Y2201/40; E05Y2201/404; E05Y2201/41; E05Y2201/50; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
Claims Analysis
Total Claims: 0
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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) | 1972-10-06 | 1973-04-07 | 1973-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-06 | 1977-04-07 | 1977-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-06 | 1981-04-07 | 1981-10-07 | $7700.00 | Window Closed / Lapsed |