US998852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking device.
Assignee: CHRISTIAN W SCHILDWACHTER
•
Filing: 1906-03-20
•
Granted: 1911-07-25
•
Expires: 1926-03-20
Abstract
No abstract record available.
Inventors
- 👤 John E Lagergren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:39
CPC Classifications
F; F16; F16D; F16D59/00; E; E05; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/55
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1914-07-24 | 1915-01-23 | 1915-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-07-24 | 1919-01-23 | 1919-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-07-24 | 1923-01-23 | 1923-07-25 | $7700.00 | Window Closed / Lapsed |