US1586828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiodetector
Assignee: Individual
•
Filing: 1923-11-26
•
Granted: 1926-06-01
•
Expires: 1943-11-26
Abstract
No abstract record available.
Inventors
- 👤 Andrew H Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:28
CPC Classifications
H; H10; H10D; H10D99/00; H10F; H10F10/00; H10F10/10; H10W; H10W72/00; H10W76/00; H10W76/60; Y; Y02; Y02E; Y02E10/00; Y02E10/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1929-05-31 | 1929-11-30 | 1930-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-05-31 | 1933-11-30 | 1934-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-05-31 | 1937-11-30 | 1938-06-01 | $7700.00 | Window Closed / Lapsed |