US3516696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slack adjuster
Assignee: Amsted Industries Inc
•
Filing: 1968-08-21
•
Granted: 1970-06-23
•
Expires: 1988-08-21
Abstract
No abstract record available.
Inventors
- 👤 John W Kaim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:41
CPC Classifications
B; B61; B61H; B61H15/00; B61H15/0064; B61H15/0071; B61H15/0085; F; F16; F16B; F16B2200/00; F16B2200/69
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1403512A
Cited
US2555124A
Cited
US2648997A
Cited
US2719741A
Cited
US2670974A
Cited
US2903283A
Cited
US2909382A
Cited
US3065648A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |