US3483325A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speech processing system
Assignee: SANTA RITA Tech Inc
•
Filing: 1966-04-22
•
Granted: 1969-12-09
•
Expires: 1986-04-22
Abstract
No abstract record available.
Inventors
- 👤 John L Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:36
CPC Classifications
G; G10; G10L; G10L25/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2906955A
Cited
US3078345A
Cited
US3176073A
Cited
US3376386A
Cited
US3387093A
Cited
US3394228A
Cited
US3431356A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |