US2490018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastener for window screens, storm windows, and the like
Assignee: Individual
•
Filing: 1944-11-15
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Granted: 1949-12-06
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Expires: 1964-11-15
Abstract
No abstract record available.
Inventors
- 👤 Homer C Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:00
CPC Classifications
E; E05; E05D; E05D15/00; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/148; F; F16; F16B; F16B2200/00; F16B2200/67; Y; Y10; Y10T; Y10T292/00; Y10T292/34; Y10T292/71
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) | 1952-12-05 | 1953-06-06 | 1953-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-05 | 1957-06-06 | 1957-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-05 | 1961-06-06 | 1961-12-06 | $7700.00 | Window Closed / Lapsed |