Patent US3219752A successfully refreshed from Google Patents.
US3219752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High frequency electrical lead-in cable
Assignee: COLUMBIA WIRE AND SUPPLY Co
•
Filing: 1965-02-17
•
Granted: 1965-11-23
•
Expires: 1985-02-17
Abstract
No abstract record available.
Inventors
- 👤 Leon A Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:11
CPC Classifications
H; H01; H01B; H01B7/00; H01B7/08; H01B7/0807; H01B7/02; H01B7/0233; H01B7/17; H01B7/28; H01B7/282; H01P; H01P3/00; H01P3/02; H01P3/04
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) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |