US2463090A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-conditioned canopy
Assignee: CONTINENTAL HOSPITAL SERVICE I
•
Filing: 1945-05-02
•
Granted: 1949-03-01
•
Expires: 1965-05-02
Abstract
No abstract record available.
Inventors
- 👤 Edward C Dixon
- 👤 William E Chilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:11
CPC Classifications
A; A61; A61G; A61G10/00; A61G10/04; F; F24; F24F; F24F1/00; F24F1/02; F24F1/022; F24F1/04; A61M; A61M2205/00; A61M2205/36; A61M2205/3606
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-29 | 1952-08-30 | 1953-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-29 | 1956-08-30 | 1957-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-29 | 1960-08-30 | 1961-03-01 | $7700.00 | Window Closed / Lapsed |