US1266482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-cushion.
Assignee: Individual
•
Filing: 1917-07-23
•
Granted: 1918-05-14
•
Expires: 1937-07-23
Abstract
No abstract record available.
Inventors
- 👤 Harris Kamrass
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:02
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/10; A61G5/1043; A61G5/1045
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1921-05-13 | 1921-11-12 | 1922-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-05-13 | 1925-11-12 | 1926-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-05-13 | 1929-11-12 | 1930-05-14 | $7700.00 | Window Closed / Lapsed |