US2523703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for transmitting signal modulated pulses
Assignee: Research Corp
•
Filing: 1946-06-25
•
Granted: 1950-09-26
•
Expires: 1966-06-25
Abstract
No abstract record available.
Inventors
- 👤 Larsen Jack
- 👤 Robert B Blizard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:31
CPC Classifications
G; G08; G08C; G08C15/00; G08C15/06; G08C15/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1361488A
Cited
US2048081A
Cited
US2199634A
Cited
US2273193A
Cited
US2380982A
Cited
US2410350A
Cited
US2395467A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-25 | 1954-03-27 | 1954-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-25 | 1958-03-27 | 1958-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-25 | 1962-03-27 | 1962-09-26 | $7700.00 | Window Closed / Lapsed |