US2525600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tension control device
Assignee: Beloit Iron Works Inc
•
Filing: 1944-01-29
•
Granted: 1950-10-10
•
Expires: 1964-01-29
Abstract
No abstract record available.
Inventors
- 👤 Hornbostel Lloyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:56
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/04; B65H23/18; B65H23/188; B65H23/1888
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US731530A
Cited
FR425399A
Cited
US1265328A
Cited
US1304565A
Cited
US1936916A
Cited
US1888549A
Cited
US1881589A
Cited
US1928464A
Cited
US2214609A
Cited
US2203946A
Cited
US2304228A
Cited
US2343181A
Cited
US2361192A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |