US2411441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telegraph receiving distributor system
Assignee: Teleregister Corp
•
Filing: 1944-07-28
•
Granted: 1946-11-19
•
Expires: 1964-07-28
Abstract
No abstract record available.
Inventors
- 👤 Everett R Leroy
- 👤 George L Bush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:53
CPC Classifications
H; H04; H04L; H04L13/00; H04L13/02; H04L13/10; H04L13/12; H04L13/14
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) | 1949-11-18 | 1950-05-20 | 1950-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-11-18 | 1954-05-20 | 1954-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-11-18 | 1958-05-20 | 1958-11-19 | $7700.00 | Window Closed / Lapsed |