US2555807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wing tip light for rotary wing aircraft
Assignee: Gyrodyne LLC
•
Filing: 1946-08-08
•
Granted: 1951-06-05
•
Expires: 1966-08-08
Abstract
No abstract record available.
Inventors
- 👤 Charles L Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:07
CPC Classifications
B; B64; B64D; B64D47/00; B64D47/02; B64D47/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1607562A
Cited
US1528754A
Cited
US1504085A
Cited
US1955603A
Cited
US1982960A
Cited
US2375075A
Cited
US2337744A
Cited
US2423528A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-04 | 1954-12-04 | 1955-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-04 | 1958-12-04 | 1959-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-04 | 1962-12-04 | 1963-06-05 | $7700.00 | Window Closed / Lapsed |