Patent US2592525A successfully refreshed from Google Patents.
US2592525A
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US
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Secondary temperature control for electric blankets
Assignee: Knapp Monarch Co
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Filing: 1948-08-17
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Granted: 1952-04-15
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Expires: 1968-08-17
Abstract
No abstract record available.
Inventors
- 👤 Alfred J Huck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:15
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0202; H05B1/0219
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1183814A
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US1569928A
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US1687652A
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US1959690A
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US2070491A
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US2158133A
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US2184741A
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US2354918A
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US2479319A
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US2549095A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |