US1224882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for restricting axial movements of shafts.
Assignee: General Electric Co
•
Filing: 1917-02-26
•
Granted: 1917-05-01
•
Expires: 1937-02-26
Abstract
No abstract record available.
Inventors
- 👤 Fredrik Ljungstroem
- 👤 Birger Ljungstroem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:48
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/02; F16C19/14; F16C19/18
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) | 1920-04-30 | 1920-10-30 | 1921-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-04-30 | 1924-10-30 | 1925-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-04-30 | 1928-10-30 | 1929-05-01 | $7700.00 | Window Closed / Lapsed |