US3364545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic roll structure
Assignee: Gunter and Cooke Inc
•
Filing: 1965-09-16
•
Granted: 1968-01-23
•
Expires: 1985-09-16
Abstract
No abstract record available.
Inventors
- 👤 O'neal James Everett
- 👤 Gunter Josef Karl
- 👤 Gunter Colie Walton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:18
CPC Classifications
D; D01; D01G; D01G15/00; D01G15/94; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49544; Y10T29/49547; Y10T29/49549; Y10T29/49554
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2686940A
Cited
US2980617A
Cited
US2875043A
Cited
US3077659A
Cited
US3168760A
Cited
US3239869A
Cited
US3150419A
Cited
US3310423A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |