US2477688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condenser
Assignee: Lanteris Space LLC
•
Filing: 1945-11-14
•
Granted: 1949-08-02
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Expires: 1965-11-14
Abstract
No abstract record available.
Inventors
- 👤 John M Dyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:49
CPC Classifications
H; H01; H01G; H01G5/00; H01G5/04; H01G5/12; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10S411/931; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/2063
Claims Analysis
Total Claims: 0
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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) | 1952-08-01 | 1953-01-31 | 1953-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-01 | 1957-01-31 | 1957-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-01 | 1961-01-31 | 1961-08-02 | $7700.00 | Window Closed / Lapsed |