Patent US2320476A successfully refreshed from Google Patents.
Patent US2526059A successfully refreshed from Google Patents.
US2526059A
Expired / Lapsed
US
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Fixed electrical resistor
Assignee: Allen Bradley Co LLC
•
Filing: 1947-02-13
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Granted: 1950-10-17
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Expires: 1967-02-13
Abstract
No abstract record available.
Inventors
- 👤 Harold H Zabel
- 👤 Homer G Thomson
- 👤 Bernhard F Tellkamp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:46
CPC Classifications
H; H01; H01C; H01C7/00; H01C7/02; H01C7/027; H01B; H01B1/00; H01B1/20; H01B1/24; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/49087
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
IN A COMPOSITION ELECTRICAL RESISTOR A SOLID CONDUCTIVE BODY COMPOSED OF A MATRIX OF HEAT CONDENSED ALKYL-ARYL-SILICONE RESIN IN WHICH THERE IS DISPERSED FINELY DIVIDED CARBON.
Claim 2
Dependent Claim
26 words
IN A COMPOSITION ELECTRICAL RESISTOR A SOLID CONDUCTIVE BODY COMPOSED OF A MATRIX OF HEAT CONDENSED ALKYL-ARYL-SILICONE RESIN IN WHICH THERE IS DISPERSED FINELY DIVIDED CARBON.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-16 | 1954-04-17 | 1954-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-16 | 1958-04-17 | 1958-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-16 | 1962-04-17 | 1962-10-17 | $7700.00 | Window Closed / Lapsed |