US1682176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wave motor
Assignee: —
•
Filing: —
•
Granted: 1928-08-28
•
Expires: 1945-08-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:47
CPC Classifications
F; F03; F03B; F03B13/00; F03B13/12; F03B13/14; F03B13/16; F03B13/20; F05; F05B; F05B2250/00; F05B2250/40; F05B2250/44; Y; Y02; Y02E; Y02E10/00; Y02E10/30
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) | 1931-08-28 | 1932-02-27 | 1932-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-08-28 | 1936-02-27 | 1936-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-08-28 | 1940-02-27 | 1940-08-28 | $7700.00 | Window Closed / Lapsed |