Patent US2920430A successfully refreshed from Google Patents.
US2920430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for loading sheathed wire heating units
Assignee: General Electric Co
•
Filing: 1958-05-12
•
Granted: 1960-01-12
•
Expires: 1978-05-12
Abstract
No abstract record available.
Inventors
- 👤 Murray F Skinker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:02
CPC Classifications
H; H01; H01B; H01B7/00; H01B7/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/49083; Y10T29/49087; Y10T29/49089
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1754003A
Cited
US2032957A
Cited
US2316683A
Cited
US2319573A
Cited
US2853765A
Cited
US2740187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-11 | 1963-07-13 | 1964-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-11 | 1967-07-13 | 1968-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-11 | 1971-07-13 | 1972-01-12 | $7700.00 | Window Closed / Lapsed |