US1097131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telegraphy.
Assignee: INTERNATIONAL QUADRUPLEX Co
•
Filing: 1910-06-23
•
Granted: 1914-05-19
•
Expires: 1930-06-23
Abstract
No abstract record available.
Inventors
- 👤 Isidor Kitsee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:16
CPC Classifications
G; G01; G01D; G01D15/00; G01D15/06; G01D15/08; H; H04; H04L; H04L25/00; H04L25/02
Claims Analysis
Total Claims: 0
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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) | 1917-05-18 | 1917-11-17 | 1918-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-05-18 | 1921-11-17 | 1922-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-05-18 | 1925-11-17 | 1926-05-19 | $7700.00 | Window Closed / Lapsed |