US3454883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Binary frequency synthesizer with alternating offset frequency technique
Assignee: Melpar Inc
•
Filing: 1966-11-17
•
Granted: 1969-07-08
•
Expires: 1986-11-17
Abstract
No abstract record available.
Inventors
- 👤 Frank C Oropeza
- 👤 Jack T Murray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:18
CPC Classifications
H; H03; H03B; H03B21/00; H03B21/01; H03B21/02; H03B21/025
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) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |