US1115902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detector.
Assignee: Individual
•
Filing: 1914-01-24
•
Granted: 1914-11-03
•
Expires: 1934-01-24
Abstract
No abstract record available.
Inventors
- 👤 Allen J Coughenour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:15
CPC Classifications
H; H10; H10D; H10D99/00; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32819; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20468
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) | 1917-11-02 | 1918-05-04 | 1918-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-11-02 | 1922-05-04 | 1922-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-11-02 | 1926-05-04 | 1926-11-03 | $7700.00 | Window Closed / Lapsed |