US1820635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tray
Assignee: Individual
•
Filing: 1929-08-23
•
Granted: 1931-08-25
•
Expires: 1949-08-23
Abstract
No abstract record available.
Inventors
- 👤 John W Strickland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:57
CPC Classifications
B; B60; B60N; B60N3/00; B60N3/001; B60N3/002; B60N3/007; A; A47; A47G; A47G23/00; A47G23/06; A47G23/0641; A47G23/065
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) | 1934-08-24 | 1935-02-23 | 1935-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-08-24 | 1939-02-23 | 1939-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-08-24 | 1943-02-23 | 1943-08-25 | $7700.00 | Window Closed / Lapsed |