US2852699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic core gating circuits
Assignee: Raytheon Co
•
Filing: 1955-03-23
•
Granted: 1958-09-16
•
Expires: 1975-03-23
Abstract
No abstract record available.
Inventors
- 👤 Ruhman Smil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:23
CPC Classifications
H; H03; H03K; H03K19/00; H03K19/02; H03K19/16; G; G06; G06F; G06F7/00; G06F7/38; G06F7/383; H03K23/00; H03K23/76
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) | 1961-09-15 | 1962-03-17 | 1962-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-15 | 1966-03-17 | 1966-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-15 | 1970-03-17 | 1970-09-16 | $7700.00 | Window Closed / Lapsed |