US3485326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic stopping device
Assignee: Mcculloch Corp
•
Filing: 1967-10-20
•
Granted: 1969-12-23
•
Expires: 1987-10-20
Abstract
No abstract record available.
Inventors
- 👤 Ellsworth D Wilkin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:06
CPC Classifications
B; B27; B27B; B27B17/00; B27B17/08; B27B17/083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1138902A
Cited
US1617565A
Cited
US2434174A
Cited
US2661780A
Cited
US3240510A
Cited
US3237729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |