US2821685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission line for pulse forming networks
Assignee: Bendix Aviation Corp
•
Filing: 1952-11-03
•
Granted: 1958-01-28
•
Expires: 1972-11-03
Abstract
No abstract record available.
Inventors
- 👤 Richard M Whitehorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:39
CPC Classifications
H; H03; H03H; H03H7/00; H03H7/30; H03H7/32; H03K; H03K3/00; H03K3/02; H03K3/53; H03K3/543
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1934722A
Cited
US1846801A
Cited
US2000441A
Cited
US2362470A
Cited
US2462410A
Cited
US2440652A
Cited
US2524754A
Cited
US2521963A
Cited
US2598683A
Cited
US2626317A
Cited
GB632834A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-27 | 1961-07-29 | 1962-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-27 | 1965-07-29 | 1966-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-27 | 1969-07-29 | 1970-01-28 | $7700.00 | Window Closed / Lapsed |