US2535808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resistor and method of making the same
Assignee: Clarostat Manufacturing Co Inc
•
Filing: 1948-05-13
•
Granted: 1950-12-26
•
Expires: 1968-05-13
Abstract
No abstract record available.
Inventors
- 👤 George J Mucher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:57
CPC Classifications
H; H01; H01C; H01C17/00; H01C17/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/49087; Y10T29/49096
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2297779A
Cited
US786257A
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US1127280A
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US2039760A
Cited
GB402321A
Cited
GB422336A
Cited
US2053933A
Cited
US2114458A
Cited
US2403022A
Cited
US2405449A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |