US3496108A
Expired / Lapsed
US
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Hydrothermal growth of magnetic garnets and materials so produced
Assignee: AT&T Inc
•
Filing: 1966-11-15
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Granted: 1970-02-17
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Expires: 1986-11-15
Abstract
No abstract record available.
Inventors
- 👤 Ernest D Kolb
- 👤 Robert A Laudise
- 👤 Edward G Spencer
- 👤 Darwin L Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:58
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/14; H01F41/24; H01F41/28; C; C04; C04B; C04B35/00; C04B35/01; C04B35/26; C04B35/2675; C30; C30B; C30B29/00; C30B29/10; C30B29/16; C30B29/22; C30B29/28; C30B7/00; H01F1/00; H01F1/01; H01F1/03; H01F1/12; H01F1/34; H01F1/342; H01F1/344; H01F1/346; Y; Y10; Y10S; Y10S117/00; Y10S117/90; Y10S117/901; Y10S117/902; Y10S117/918; Y10T; Y10T117/00; Y10T117/10; Y10T117/1024; Y10T117/1096
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2938183A
Cited
US3156651A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |