Patent US3481497A successfully refreshed from Google Patents.
US3481497A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bale wagon control
Assignee: Unisys Corp
•
Filing: 1967-09-28
•
Granted: 1969-12-02
•
Expires: 1987-09-28
Abstract
No abstract record available.
Inventors
- 👤 Lee Dennis Butler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:04
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/44; B60P1/4407; A; A01; A01D; A01D90/00; A01D90/02; A01D90/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |