Patent US3013148A successfully refreshed from Google Patents.
US3013148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic transmitter gain control circuit
Assignee: Collins Radio Co
•
Filing: 1960-01-13
•
Granted: 1961-12-12
•
Expires: 1980-01-13
Abstract
No abstract record available.
Inventors
- 👤 Long Vincent R De
- 👤 Rodes William Douglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:21
CPC Classifications
H; H03; H03G; H03G3/00; H03G3/20; H03G3/30; H03G3/3036; H03G3/3042
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2140370A
Cited
US2446563A
Cited
US2534073A
Cited
US2836713A
Cited
US2816180A
Cited
US2928051A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |