US3034074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Full-wave modulator circuits
Assignee: General Electric Co
•
Filing: 1957-10-30
•
Granted: 1962-05-08
•
Expires: 1977-10-30
Abstract
No abstract record available.
Inventors
- 👤 Donald W Perkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:50
CPC Classifications
H; H03; H03C; H03C1/00; H03C1/52; H03C1/54; H03C1/542; H03C1/545; G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/40; G05F1/44; G05F1/445
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1672056A
Cited
US2486776A
Cited
US2795762A
Cited
US2799784A
Cited
US2889467A
Cited
US2881332A
Cited
US2820199A
Cited
US2898476A
Cited
US2816238A
Cited
US2891156A
Cited
US2943271A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |