US2968088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming timing motor shading rings
Assignee: Paragon Electric Co Inc
•
Filing: 1955-06-30
•
Granted: 1961-01-17
•
Expires: 1975-06-30
Abstract
No abstract record available.
Inventors
- 👤 Hautau Llewellyn Alwin
- 👤 Charles F Hautau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:18
CPC Classifications
G; G04; G04C; G04C15/00; B; B21; B21D; B21D53/00; B21D53/16; G04D; G04D1/00; G04D1/005; G04D1/0057; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49071
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1934903A
Cited
US1920354A
Cited
US1920154A
Cited
US2353305A
Cited
US2484288A
Cited
US2697865A
Cited
US2683922A
Cited
US2908965A
Cited
US2742279A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |