US2470153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resistor and method of making same
Assignee: CONTROL INSTR CO Inc
•
Filing: 1945-05-25
•
Granted: 1949-05-17
•
Expires: 1965-05-25
Abstract
No abstract record available.
Inventors
- 👤 Anton M Feller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:48
CPC Classifications
H; H01; H01C; H01C7/00; H01C7/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/49087; Y10T29/49758
Claims Analysis
Total Claims: 0
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US2060417A
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US2271531A
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US2271975A
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US2306691A
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US2375892A
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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) | 1952-05-16 | 1952-11-15 | 1953-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-16 | 1956-11-15 | 1957-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-16 | 1960-11-15 | 1961-05-17 | $7700.00 | Window Closed / Lapsed |