US1789727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring shackle
Assignee: Inland Manufacturing Co
•
Filing: 1927-09-09
•
Granted: 1931-01-20
•
Expires: 1947-09-09
Abstract
No abstract record available.
Inventors
- 👤 Ralph H Chilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:03
CPC Classifications
F; F16; F16F; F16F3/00; F16F3/08; F16F3/087; F16F3/093; B; B60; B60G; B60G11/00; B60G11/32; B60G11/34; B60G11/38; B60G11/42; F16F1/00; F16F1/36; F16F1/371; F16F2236/00; F16F2236/12
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) | 1934-01-19 | 1934-07-21 | 1935-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-01-19 | 1938-07-21 | 1939-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-01-19 | 1942-07-21 | 1943-01-20 | $7700.00 | Window Closed / Lapsed |