US2454414A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Doorstop and retainer
Assignee: Individual
•
Filing: 1945-05-12
•
Granted: 1948-11-23
•
Expires: 1965-05-12
Abstract
No abstract record available.
Inventors
- 👤 La Moil S Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:39
CPC Classifications
E; E05; E05C; E05C17/00; E05C17/02; E05C17/46; E05C17/52; E05C17/525; Y; Y10; Y10S; Y10S292/00; Y10S292/28; Y10T; Y10T292/00; Y10T292/08; Y10T292/0876
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) | 1951-11-23 | 1952-05-24 | 1952-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-23 | 1956-05-24 | 1956-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-23 | 1960-05-24 | 1960-11-23 | $7700.00 | Window Closed / Lapsed |