US1351350A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interposed-fabric machine
Assignee: WICKWIRE SPENCER STEEL Corp
•
Filing: 1918-04-22
•
Granted: 1920-08-31
•
Expires: 1938-04-22
Abstract
No abstract record available.
Inventors
- 👤 William S Southwick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:49
CPC Classifications
B; B21; B21F; B21F27/00; B21F27/08; B21F27/10
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) | 1923-08-31 | 1924-03-01 | 1924-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-08-31 | 1928-03-01 | 1928-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-08-31 | 1932-03-01 | 1932-08-31 | $7700.00 | Window Closed / Lapsed |