US2708222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wide tuning stabilizer
Assignee: Individual
•
Filing: 1946-03-14
•
Granted: 1955-05-10
•
Expires: 1966-03-14
Abstract
No abstract record available.
Inventors
- 👤 Melvin A Herlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:11
CPC Classifications
H; H03; H03B; H03B5/00; H03B5/18; H03B5/1817; H03B5/1835; H01; H01J; H01J25/00; H01J25/50; H01J25/52; H01J25/58; H01J25/587
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2373233A
Cited
US2411151A
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US2415242A
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US2485030A
Cited
US2485031A
Cited
US2485029A
Cited
US2473448A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-09 | 1958-11-08 | 1959-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-09 | 1962-11-08 | 1963-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-09 | 1966-11-08 | 1967-05-10 | $7700.00 | Window Closed / Lapsed |