US2669788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for drying hosiery
Assignee: Smith Drum and Co
•
Filing: 1950-06-07
•
Granted: 1954-02-23
•
Expires: 1970-06-07
Abstract
No abstract record available.
Inventors
- 👤 Harry S Drum
- 👤 Hugo F Liedtke
- 👤 Jr Joseph Schmitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:16
CPC Classifications
D; D06; D06C; D06C5/00; D06C5/005
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US675068A
Cited
US1112329A
Cited
US1513639A
Cited
US1489223A
Cited
US1547294A
Cited
US1804558A
Cited
US1965229A
Cited
US1966405A
Cited
US1963343A
Cited
US1942828A
Cited
US2168478A
Cited
US2333160A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-22 | 1957-08-24 | 1958-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-22 | 1961-08-24 | 1962-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-22 | 1965-08-24 | 1966-02-23 | $7700.00 | Window Closed / Lapsed |