US3526761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method,apparatus and system for the identification of the relationship between two signals
Assignee: Individual
•
Filing: 1969-05-15
•
Granted: 1970-09-01
•
Expires: 1989-05-15
Abstract
No abstract record available.
Inventors
- 👤 Otto J M Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:20
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/48; G06G7/62; G06G7/623; G01; G01R; G01R27/00; G01R27/28; G01R27/32; G06G7/12; G06G7/19; G06G7/1921
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2251973A
Cited
US2448564A
Cited
US2859914A
Cited
US2909726A
Cited
US3206672A
Cited
US3393301A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |