US2605323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wave transmission
Assignee: AT&T Inc
•
Filing: 1946-08-31
•
Granted: 1952-07-29
•
Expires: 1966-08-31
Abstract
No abstract record available.
Inventors
- 👤 Arthur L Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:44
CPC Classifications
G; G01; G01R; G01R27/00; G01R27/28; G01R27/32
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2416790A
Cited
US2404797A
Cited
US2337934A
Cited
US2445896A
Cited
US2445895A
Cited
US2413939A
Cited
US2423390A
Cited
US2420892A
Cited
US2456800A
Cited
US2527979A
Cited
US2531777A
Cited
US2442606A
Cited
US2522563A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |