US3154450A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making mesas for diodes by etching
Assignee: Bendix Corp
•
Filing: 1960-01-27
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Granted: 1964-10-27
•
Expires: 1980-01-27
Abstract
No abstract record available.
Inventors
- 👤 Ralph F Hoeckelman
- 👤 William M Lenard
- 👤 Jr Arthur M Rickel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:23
CPC Classifications
H; H10; H10P; H10P95/00; C; C23; C23F; C23F1/00; C23F1/02; H10D; H10D99/00; H10P14/00; H10P14/40; H10P14/46; H10P50/00; H10P50/69; H10P50/691; H10P50/692; H10P50/693; H10P50/695
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2443119A
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US2662957A
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US2728693A
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US2937961A
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GB846720A
Cited
US2878147A
Cited
GB849477A
Cited
US2978367A
Cited
US2980832A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-27 | 1968-04-27 | 1968-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-27 | 1972-04-27 | 1972-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-27 | 1976-04-27 | 1976-10-27 | $7700.00 | Window Closed / Lapsed |