US3534231A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low bulk leakage current avalanche photodiode
Assignee: Texas Instruments Inc
•
Filing: 1968-02-15
•
Granted: 1970-10-13
•
Expires: 1988-02-15
Abstract
No abstract record available.
Inventors
- 👤 James R Biard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:02
CPC Classifications
H; H10; H10F; H10F30/00; H10F30/20; H10F30/21; H10F30/22; H10F30/225
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3319138A
Cited
US3275910A
Cited
US3323955A
Cited
US3293010A
Cited
US3359137A
Cited
US3410735A
Cited
US3378915A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |