Patent US2486170A successfully refreshed from Google Patents.
US2486170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extensible canopy
Assignee: EUGENE M QUINN
•
Filing: 1947-02-19
•
Granted: 1949-10-25
•
Expires: 1967-02-19
Abstract
No abstract record available.
Inventors
- 👤 Edward S Kavanaugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:56
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/32; E04H15/34; E04H15/44; E04H15/48; E04H15/50; E04H15/505; B; B64; B64F; B64F1/00; B64F1/30; B64F1/305; Y; Y10; Y10S; Y10S135/00; Y10S135/912
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) | 1952-10-24 | 1953-04-25 | 1953-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-24 | 1957-04-25 | 1957-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-24 | 1961-04-25 | 1961-10-25 | $7700.00 | Window Closed / Lapsed |