US2498560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drier
Assignee: Individual
•
Filing: 1946-08-06
•
Granted: 1950-02-21
•
Expires: 1966-08-06
Abstract
No abstract record available.
Inventors
- 👤 Ashby L Leeth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:06
CPC Classifications
F; F26; F26B; F26B21/00; F26B21/006
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1047958A
Cited
US1450022A
Cited
US1656824A
Cited
US1998924A
Cited
US2253027A
Cited
US2315124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-20 | 1953-08-22 | 1954-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-20 | 1957-08-22 | 1958-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-20 | 1961-08-22 | 1962-02-21 | $7700.00 | Window Closed / Lapsed |