US2286030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stroboscope
Assignee: CG Conn Ltd
•
Filing: 1938-05-28
•
Granted: 1942-06-09
•
Expires: 1958-05-28
Abstract
No abstract record available.
Inventors
- 👤 Robert W Young
- 👤 Loomis Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:32
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/44; G10G; G10G7/00; G10G7/02; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19079; Y10T74/19084
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) | 1945-06-08 | 1945-12-08 | 1946-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-06-08 | 1949-12-08 | 1950-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-06-08 | 1953-12-08 | 1954-06-09 | $7700.00 | Window Closed / Lapsed |