US2414341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lever operated control device
Assignee: AUTOMATIC LOCKING DEVICES Inc
•
Filing: 1944-07-20
•
Granted: 1947-01-14
•
Expires: 1964-07-20
Abstract
No abstract record available.
Inventors
- 👤 Spraragen Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:53
CPC Classifications
F; F16; F16B; F16B1/00; F16B1/02; F16B1/04; B; B63; B63H; B63H25/00; B63H25/06; B63H25/08; B63H25/14; B63H25/18; B63H25/20; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/2066
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) | 1950-01-13 | 1950-07-15 | 1951-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-01-13 | 1954-07-15 | 1955-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-01-13 | 1958-07-15 | 1959-01-14 | $7700.00 | Window Closed / Lapsed |