Patent DE2442516A1 successfully refreshed from Google Patents.
US2846666A
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US
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Magnetostrictive pulse delay apparatus
Assignee: Unisys Corp
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Filing: 1956-04-11
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Granted: 1958-08-05
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Expires: 1976-04-11
Abstract
No abstract record available.
Inventors
- 👤 Epstein Herman
- 👤 Oscar B Stram
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:35
CPC Classifications
H; H03; H03H; H03H9/00; H03H9/30; H03H9/36; H03H9/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2403561A
Cited
US2495740A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |