US2960757A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making electrical heating assembly
Assignee: Texas Instruments Inc
•
Filing: 1956-05-21
•
Granted: 1960-11-22
•
Expires: 1976-05-21
Abstract
No abstract record available.
Inventors
- 👤 Epstein Henry David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:03
CPC Classifications
H; H01; H01B; H01B1/00; H01B1/02; H01B3/00; H01B3/02; H01B3/10; H05; H05B; H05B3/00; H05B3/02; H05B3/06; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/49083; Y10T29/49101
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1360267A
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US1865208A
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US1907930A
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US2461935A
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US2519127A
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US2438850A
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US2533351A
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US2565004A
Cited
US2614052A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |