US3485956A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Path-finding system for a network of cross-point switching matrices
Assignee: Telex Computer Products Inc
•
Filing: 1966-09-20
•
Granted: 1969-12-23
•
Expires: 1986-09-20
Abstract
No abstract record available.
Inventors
- 👤 Adam A Jorgensen
- 👤 Ernest O Lee Jr
- 👤 Guenther F Neumeier
- 👤 Gerhard O K Schneider
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:10
CPC Classifications
H; H04; H04Q; H04Q3/00; H04Q3/0008; H04Q3/0012
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |