US3040304A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic information storage arrangements
Assignee: International Standard Electric Corp
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Filing: 1959-09-28
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Granted: 1962-06-19
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Expires: 1979-09-28
Abstract
No abstract record available.
Inventors
- 👤 Brewster Arthur Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:34
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/21; G11C11/34; G11C11/36; G11C11/38; C; C04; C04B; C04B2/00; C04B2/02; C04B2/04; C04B2/06; H; H03; H03B; H03B19/00; H03B19/03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/58; H03K17/80; H03K17/82; H03K25/00; H03K3/00; H03K3/02; H03K3/45; H03M; H03M1/00; H04; H04B; H04B14/00; H04B14/02; H04B14/04; H04B14/044; H03M1/10; H03M1/1009
Claims Analysis
Total Claims: 0
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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) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |