US2707269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microwave amplitude modulator
Assignee: Westinghouse Electric Corp
•
Filing: 1948-10-15
•
Granted: 1955-04-26
•
Expires: 1968-10-15
Abstract
No abstract record available.
Inventors
- 👤 Altar William
- 👤 Miller Theadore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:57
CPC Classifications
H; H03; H03C; H03C7/00; H03C7/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2421725A
Cited
US2453453A
Cited
US2593120A
Cited
US2496521A
Cited
US2475474A
Cited
US2462893A
Cited
US2462841A
Cited
US2477428A
Cited
US2447543A
Cited
US2484256A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-25 | 1958-10-25 | 1959-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-25 | 1962-10-25 | 1963-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-25 | 1966-10-25 | 1967-04-26 | $7700.00 | Window Closed / Lapsed |