Patent US3343009A successfully refreshed from Google Patents.
US3343009A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermomagnetic-effect devices
Assignee: Siemens Schuckertwerke AG
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Filing: 1964-08-18
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Granted: 1967-09-19
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Expires: 1984-08-18
Abstract
No abstract record available.
Inventors
- 👤 Wagini Herbert
- 👤 Weiss Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:59
CPC Classifications
H; H10; H10N; H10N15/00; H02; H02N; H02N11/00; H02N11/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A THERMOMAGNETIC DEVICE COMPRISING MAGNET MEANS HAVING A FIELD, A THERMOELECTRICALLY ACTIVE SOLID BODY MOUNTED IN SAID FIELD AND HAVING TWO MUTUALLY SPACED FACES ADAPTED TO FORM RELATIVELY WARM AND COLD SIDES WHEN THE DEVICE IS IN OPERATION, ELECTRIC CONTACTS ON TWO MUTUALLY SPACED OTHER FACES OF SAID BODY FOR CONNECTING AN EXTERNAL CIRCUIT THERETO, SAID BODY CONSISTING, OF MATERIAL HAVING FINITE HALL MOBILITY AND HAVING BETWEEN SAID CONTACTS A MULTIPLICITY OF ALTERNATING REGIONS OF HIGH AND LOW CONDUCTIVITY RESPECTIVELY, SAID REGIONS BEING ORIENTED SUBSTANTIALLY IN PARALLEL RELATION TO ONE ANOTHER.
Claim 2
Dependent Claim
91 words
A THERMOMAGNETIC DEVICE COMPRISING MAGNET MEANS HAVING A FIELD, A THERMOELECTRICALLY ACTIVE SOLID BODY MOUNTED IN SAID FIELD AND HAVING TWO MUTUALLY SPACED FACES ADAPTED TO FORM RELATIVELY WARM AND COLD SIDES WHEN THE DEVICE IS IN OPERATION, ELECTRIC CONTACTS ON TWO MUTUALLY SPACED OTHER FACES OF SAID BODY FOR CONNECTING AN EXTERNAL CIRCUIT THERETO, SAID BODY CONSISTING, OF MATERIAL HAVING FINITE HALL MOBILITY AND HAVING BETWEEN SAID CONTACTS A MULTIPLICITY OF ALTERNATING REGIONS OF HIGH AND LOW CONDUCTIVITY RESPECTIVELY, SAID REGIONS BEING ORIENTED SUBSTANTIALLY IN PARALLEL RELATION TO ONE ANOTHER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |