US2778942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical control apparatus
Assignee: Honeywell Inc
•
Filing: 1954-07-09
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Granted: 1957-01-22
•
Expires: 1974-07-09
Abstract
No abstract record available.
Inventors
- 👤 Robert J Ehret
- 👤 Jr Warren Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:16
CPC Classifications
H; H03; H03B; H03B5/00; H03B5/08; H03B5/12; H03B5/1231; H03B5/1203; H03B5/1237; H03B5/1271; H03B5/1296
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2234184A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-22 | 1960-07-23 | 1961-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-22 | 1964-07-23 | 1965-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-22 | 1968-07-23 | 1969-01-22 | $7700.00 | Window Closed / Lapsed |