US3450952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Superconducting magnet apparatus
Assignee: Varian Medical Systems Inc
•
Filing: 1965-08-30
•
Granted: 1969-06-17
•
Expires: 1985-08-30
Abstract
No abstract record available.
Inventors
- 👤 Forrest Arthur Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:30
CPC Classifications
H; H01; H01F; H01F6/00; H01F6/006; H01F6/008; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/851
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3336526A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-16 | 1972-12-16 | 1973-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-16 | 1976-12-16 | 1977-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-16 | 1980-12-16 | 1981-06-17 | $7700.00 | Window Closed / Lapsed |