US2905401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winding apparatus
Assignee: Raytheon Co
•
Filing: 1955-02-28
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Granted: 1959-09-22
•
Expires: 1975-02-28
Abstract
No abstract record available.
Inventors
- 👤 Howard H Ewald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:30
CPC Classifications
H; H01; H01C; H01C17/00; H01C17/04; B; B65; B65H; B65H81/00; B65H81/06; B65H81/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2186820A
Cited
US2406846A
Cited
US2360960A
Cited
US2471580A
Cited
US2643068A
Cited
US2393548A
Cited
US2569292A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |