Patent US2450263A successfully refreshed from Google Patents.
US2450263A
Expired / Lapsed
US
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Electric temperature device
Assignee: Elsag Bailey Inc
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Filing: 1944-06-28
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Granted: 1948-09-28
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Expires: 1964-06-28
Abstract
No abstract record available.
Inventors
- 👤 Frederic E Wise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:22
CPC Classifications
G; G01; G01K; G01K7/00; G01K7/16; G01K7/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1115501A
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US1411396A
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US1489719A
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US1674488A
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DE607970C
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US2135078A
Cited
US2149448A
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US2156826A
Cited
US2153152A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-09-28 | 1952-03-29 | 1952-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-28 | 1956-03-29 | 1956-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-28 | 1960-03-29 | 1960-09-28 | $7700.00 | Window Closed / Lapsed |