US3060358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tension maintaining motor control system
Assignee: Allis Chalmers Corp
•
Filing: 1958-07-08
•
Granted: 1962-10-23
•
Expires: 1978-07-08
Abstract
No abstract record available.
Inventors
- 👤 Robert M Peeples
- 👤 Elroy F Boening
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:29
CPC Classifications
B; B21; B21B; B21B37/00; B21B37/48; B21B37/52; B21B37/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2283121A
Cited
US2451901A
Cited
US2454232A
Cited
GB649168A
Cited
GB665348A
Cited
US2716450A
Cited
US2715701A
Cited
US2858493A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |