US2579305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Position-adjusting mechanism
Assignee: STURGESS Inc
•
Filing: 1948-01-26
•
Granted: 1951-12-18
•
Expires: 1968-01-26
Abstract
No abstract record available.
Inventors
- 👤 Clifford E Cushman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:35
CPC Classifications
A; A47; A47C; A47C1/00; A47C1/02; A47C1/022; A47C1/024; A47C1/027; A47C1/0246; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18712; Y10T74/1872; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/2066; Y10T74/21; Y10T74/2142; Y10T74/2151
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1424997A
Cited
US1091449A
Cited
US2283476A
Cited
US2252097A
Cited
US2267029A
Cited
US2341465A
Cited
US2443697A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-17 | 1955-06-18 | 1955-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-17 | 1959-06-18 | 1959-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-17 | 1963-06-18 | 1963-12-18 | $7700.00 | Window Closed / Lapsed |