US2797432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking means for outwardly swinging doors and windows
Assignee: Individual
•
Filing: 1953-10-09
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Granted: 1957-07-02
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Expires: 1973-10-09
Abstract
No abstract record available.
Inventors
- 👤 Wendolyn F Gakle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:15
CPC Classifications
E; E05; E05D; E05D11/00; E05D11/0018; E05D11/0027; E05D2011/0036; E05D2011/0045; E05D5/00; E05D5/02; E05D5/04; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132; E05Y2900/148; Y; Y10; Y10T; Y10T292/00; Y10T292/42
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) | 1960-07-01 | 1960-12-31 | 1961-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-01 | 1964-12-31 | 1965-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-01 | 1968-12-31 | 1969-07-02 | $7700.00 | Window Closed / Lapsed |