US2686244A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical attachnent of temperature sensing devices and the like
Assignee: Lockheed Martin Corp
•
Filing: 1951-04-19
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Granted: 1954-08-10
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Expires: 1971-04-19
Abstract
No abstract record available.
Inventors
- 👤 Thomas M Dahm
- 👤 Jr Melvin F George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:55
CPC Classifications
H; H01; H01C; H01C1/00; H01C1/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1807326A
Cited
GB415497A
Cited
US1963554A
Cited
FR796138A
Cited
US2248985A
Cited
US2434560A
Cited
US2464568A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-09 | 1958-02-08 | 1958-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-09 | 1962-02-08 | 1962-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-09 | 1966-02-08 | 1966-08-10 | $7700.00 | Window Closed / Lapsed |