US1377844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronous transmitter
Assignee: Individual
•
Filing: 1919-09-10
•
Granted: 1921-05-10
•
Expires: 1939-09-10
Abstract
No abstract record available.
Inventors
- 👤 Brunson S Mccutchen
- 👤 Harold E Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:01
CPC Classifications
G; G08; G08C; G08C19/00; G08C19/16; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1924-05-09 | 1924-11-08 | 1925-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-05-09 | 1928-11-08 | 1929-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-05-09 | 1932-11-08 | 1933-05-10 | $7700.00 | Window Closed / Lapsed |