US1711129A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dirigibly-mounted light
Assignee: International Spotlight Corp
•
Filing: 1924-02-18
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Granted: 1929-04-30
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Expires: 1944-02-18
Abstract
No abstract record available.
Inventors
- 👤 Sklarek Clifford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:33
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/02; B60Q1/24; B60Q1/245; F; F21; F21V; F21V14/00; F21V14/02
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) | 1932-04-29 | 1932-10-29 | 1933-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-04-29 | 1936-10-29 | 1937-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-04-29 | 1940-10-29 | 1941-04-30 | $7700.00 | Window Closed / Lapsed |