US2760153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for testing magnetic materials
Assignee: RCA Corp
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Filing: 1953-03-25
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Granted: 1956-08-21
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Expires: 1973-03-25
Abstract
No abstract record available.
Inventors
- 👤 Jan A Rajchman
- 👤 Stuart-Williams Raymond
- 👤 Richard O Endres
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:10
CPC Classifications
G; G01; G01R; G01R33/00; G01R33/12; G01R33/1207
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A DEVICE FOR TESTING THE CHARACTERISTICS OF MAGNETIC CORES COMPRISING AN ELECTRICALLY-CONDUCTIVE, NON-MAGNETIC PIN ON WHICH THE CORES TO BE TESTED ARE TO BE MOUNTED, A PATH FOR SUPPLYING CURRENT TO SAID PIN CONNECTED TO ONE END THEREOF AND INCLUDING FIRST ELECTRICAL CONTACT MEANS FOR COMPLETING SAID PATH TO THE OTHER END OF SAID PIN, A SINGLE-TURN, OPEN PICKUP COIL INCLUDING SECOND ELECTRICAL CONTACT MEANS, AND THIRD ELECTRICAL CONTACT MEANS COUPLED
Claim 2
Independent Claim
71 words
A DEVICE FOR TESTING THE CHARACTERISTICS OF MAGNETIC CORES COMPRISING AN ELECTRICALLY-CONDUCTIVE, NON-MAGNETIC PIN ON WHICH THE CORES TO BE TESTED ARE TO BE MOUNTED, A PATH FOR SUPPLYING CURRENT TO SAID PIN CONNECTED TO ONE END THEREOF AND INCLUDING FIRST ELECTRICAL CONTACT MEANS FOR COMPLETING SAID PATH TO THE OTHER END OF SAID PIN, A SINGLE-TURN, OPEN PICKUP COIL INCLUDING SECOND ELECTRICAL CONTACT MEANS, AND THIRD ELECTRICAL CONTACT MEANS COUPLED
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) | 1959-08-21 | 1960-02-20 | 1960-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-21 | 1964-02-20 | 1964-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-21 | 1968-02-20 | 1968-08-21 | $7700.00 | Window Closed / Lapsed |