US3456167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor optical radiation device
Assignee: Texas Instruments Inc
•
Filing: 1967-06-16
•
Granted: 1969-07-15
•
Expires: 1987-06-16
Abstract
No abstract record available.
Inventors
- 👤 James R Biard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:01
CPC Classifications
H; H10; H10H; H10H20/00; H10H20/80; H10H20/81; Y; Y10; Y10S; Y10S148/00; Y10S148/049; Y10S148/051; Y10S148/106; Y10S148/145; Y10S257/00; Y10S257/926
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3121203A
Cited
GB906036A
Cited
US3154692A
Cited
US3114864A
Cited
US3226611A
Cited
US3248669A
Cited
US3290613A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-14 | 1973-01-13 | 1973-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-14 | 1977-01-13 | 1977-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-14 | 1981-01-13 | 1981-07-15 | $7700.00 | Window Closed / Lapsed |