US1739893A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Holddown apparatus for freight cars and the like
Assignee: AUTO LOADING DEVICE MANUFACTURING Co
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Filing: 1929-03-08
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Granted: 1929-12-17
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Expires: 1949-03-08
Abstract
No abstract record available.
Inventors
- 👤 George C Fedderman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:52
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/06; B60P3/07; B60P3/073; Y; Y10; Y10T; Y10T24/00; Y10T24/47; Y10T24/4773
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) | 1932-12-16 | 1933-06-17 | 1933-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-12-16 | 1937-06-17 | 1937-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-12-16 | 1941-06-17 | 1941-12-17 | $7700.00 | Window Closed / Lapsed |