US2814747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Streamlined composite gear housings and end-covers for electric oscillating fans
Assignee: Singer Co
•
Filing: 1955-07-05
•
Granted: 1957-11-26
•
Expires: 1975-07-05
Abstract
No abstract record available.
Inventors
- 👤 James W Momberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:26
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/10; H02K7/116; H02K7/1163; H02K7/1166; H02K7/14
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1196256A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-25 | 1961-05-27 | 1961-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-25 | 1965-05-27 | 1965-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-25 | 1969-05-27 | 1969-11-26 | $7700.00 | Window Closed / Lapsed |