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Patent US2863975A successfully refreshed from Google Patents.
US2863975A
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Heat detecting cable
Assignee: Specialties Development Corp
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Filing: 1955-03-15
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Granted: 1958-12-09
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Expires: 1975-03-15
Abstract
No abstract record available.
Inventors
- 👤 Lester V Hebenstreit
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:46
CPC Classifications
H; H01; H01C; H01C7/00; H01C7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1263351A
Cited
US2258737A
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US2375058A
Cited
US2490934A
Cited
US2487526A
Cited
US2566335A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |