US2513334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means for transferring ultra high frequency energy
Assignee: Individual
•
Filing: 1943-07-17
•
Granted: 1950-07-04
•
Expires: 1963-07-17
Abstract
No abstract record available.
Inventors
- 👤 Kirkman Robert
- 👤 Kline Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:01
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/10; H01P1/12; H01P1/125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2197122A
Cited
US2197123A
Cited
US2210636A
Cited
US2280824A
Cited
US2301163A
Cited
US2357314A
Cited
US2337184A
Cited
US2433368A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |