US2549103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination flashlight and signaling device
Assignee: Individual
•
Filing: 1949-11-09
•
Granted: 1951-04-17
•
Expires: 1969-11-09
Abstract
No abstract record available.
Inventors
- 👤 Gilbert O Krauss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:10
CPC Classifications
F; F21; F21L; F21L4/00; F21V; F21V33/00; F21V33/0064; F21V33/0076; F21W; F21W2111/00; F21W2111/10; G; G02; G02B; G02B6/00; G02B6/0001
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) | 1954-04-16 | 1954-10-16 | 1955-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-16 | 1958-10-16 | 1959-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-16 | 1962-10-16 | 1963-04-17 | $7700.00 | Window Closed / Lapsed |