US2563479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Panel securing device
Assignee: —
•
Filing: —
•
Granted: 1951-08-07
•
Expires: 1968-08-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:39
CPC Classifications
E; E04; E04F; E04F21/00; E04F21/18; E04F21/1838; E04F21/1844; E04B; E04B9/00; E04B9/04; E04B9/22; E04B9/24; E04B9/245; E04F21/1861; Y; Y10; Y10S; Y10S29/00; Y10S29/046; Y10T; Y10T279/00; Y10T279/23; Y10T279/35; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833; Y10T29/49945; Y10T29/53; Y10T29/53796; Y10T29/5383
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) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |