Patent US3460116A successfully refreshed from Google Patents.
US3460116A
Expired / Lapsed
US
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Magnetic domain propagation circuit
Assignee: AT&T Inc
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Filing: 1966-09-16
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Granted: 1969-08-05
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Expires: 1986-09-16
Abstract
No abstract record available.
Inventors
- 👤 Andrew H Bobeck
- 👤 Umberto F Gianola
- 👤 Richard C Sherwood
- 👤 William Shockley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:53
CPC Classifications
G; G11; G11C; G11C19/00; G11C19/02; G11C19/08; G11C19/0858; G11C19/0808; G11C19/0816; G11C19/0841
Claims Analysis
Total Claims: 0
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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) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |