Patent US3410957A successfully refreshed from Google Patents.
US3410957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic system for sending, receiving, and regenerating teleprinter signals
Assignee: International Standard Electric Corp
•
Filing: 1964-11-16
•
Granted: 1968-11-12
•
Expires: 1984-11-16
Abstract
No abstract record available.
Inventors
- 👤 Schiebeler Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:48
CPC Classifications
H; H04; H04L; H04L5/00; H04L5/14; H04L5/16; H04L25/00; H04L25/38; H04L25/40; H04L25/45
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2629018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |