US1544024A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety device for tanks containing inflammable liquids
Assignee: Individual
•
Filing: 1921-12-10
•
Granted: 1925-06-30
•
Expires: 1941-12-10
Abstract
No abstract record available.
Inventors
- 👤 Henry L Moeller
- 👤 Walter J Willenborg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:21
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/36; B67D7/362; B67D7/365; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6855; Y10T137/6866; Y10T137/8593; Y10T137/86292; Y10T137/86324; Y10T137/86348; Y10T137/86372
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) | 1928-06-29 | 1928-12-29 | 1929-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-06-29 | 1932-12-29 | 1933-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-06-29 | 1936-12-29 | 1937-06-30 | $7700.00 | Window Closed / Lapsed |