US2800580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Delay system
Assignee: Lanteris Space LLC
•
Filing: 1952-04-21
•
Granted: 1957-07-23
•
Expires: 1972-04-21
Abstract
No abstract record available.
Inventors
- 👤 Richard S Davies
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:19
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/14; H03; H03H; H03H17/00; H03H17/0009
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2406316A
Cited
US2228815A
Cited
US2545567A
Cited
US2482974A
Cited
US2510167A
Cited
US2629820A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-22 | 1961-01-21 | 1961-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-22 | 1965-01-21 | 1965-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-22 | 1969-01-21 | 1969-07-23 | $7700.00 | Window Closed / Lapsed |