US648684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drying-oven with automatic feed and delivery.
Assignee: Individual
•
Filing: 1899-07-21
•
Granted: 1900-05-01
•
Expires: 1919-07-21
Abstract
No abstract record available.
Inventors
- 👤 Henry D Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:55
CPC Classifications
F; F26; F26B; F26B11/00; F26B11/02; F26B11/028
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) | 1903-05-01 | 1903-10-31 | 1904-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-05-01 | 1907-10-31 | 1908-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-05-01 | 1911-10-31 | 1912-05-01 | $7700.00 | Window Closed / Lapsed |