Patent US5301142A successfully refreshed from Google Patents.
Patent US2089445A successfully refreshed from Google Patents.
Patent US2010220A successfully refreshed from Google Patents.
Patent FR58683E successfully refreshed from Google Patents.
Patent US3376079A successfully refreshed from Google Patents.
US3376079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Load responsive braking system
Assignee: Allis Chalmers Corp
•
Filing: 1966-04-29
•
Granted: 1968-04-02
•
Expires: 1986-04-29
Abstract
No abstract record available.
Inventors
- 👤 Neil J Ryskamp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:15
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2538274A
Cited
US2845149A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |