Patent US2611030A successfully refreshed from Google Patents.
US2611030A
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Energy transfer system
Assignee: Individual
•
Filing: 1947-10-24
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Granted: 1952-09-16
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Expires: 1967-10-24
Abstract
No abstract record available.
Inventors
- 👤 Carl G Sontheimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:10
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/46; H05B6/48; H05B6/50; H04; H04N; H04N5/00; H04N5/04; H04N5/08; H04N5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2262573A
Cited
US2203472A
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US2376667A
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US2470443A
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US2415799A
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US2508321A
Cited
US2499182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |