US2520599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Art of scudding hides
Assignee: AMERICAN OAK LEATHER Co
•
Filing: 1948-02-04
•
Granted: 1950-08-29
•
Expires: 1968-02-04
Abstract
No abstract record available.
Inventors
- 👤 Fred W Henning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:17
CPC Classifications
C; C14; C14B; C14B1/00; C14B1/02; C14B2700/00; C14B2700/01
Claims Analysis
Total Claims: 0
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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) | 1953-08-28 | 1954-02-27 | 1954-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-28 | 1958-02-27 | 1958-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-28 | 1962-02-27 | 1962-08-29 | $7700.00 | Window Closed / Lapsed |