Patent US4297699A successfully refreshed from Google Patents.
Patent US2298658A successfully refreshed from Google Patents.
US2298658A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strap tensioning and sealing device
Assignee: LEECHGRIP Co
•
Filing: 1939-07-15
•
Granted: 1942-10-13
•
Expires: 1959-07-15
Abstract
No abstract record available.
Inventors
- 👤 Herman J Spencer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:33
CPC Classifications
B; B65; B65B; B65B13/00; B65B13/18; B65B13/24; B65B13/34; B65B13/345
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) | 1945-10-12 | 1946-04-13 | 1946-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-10-12 | 1950-04-13 | 1950-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-10-12 | 1954-04-13 | 1954-10-13 | $7700.00 | Window Closed / Lapsed |