US3017982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for handling charged particles
Assignee: WALSCO Co
•
Filing: 1957-07-12
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Granted: 1962-01-23
•
Expires: 1977-07-12
Abstract
No abstract record available.
Inventors
- 👤 Sittel Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:41
CPC Classifications
H; H01; H01G; H01G7/00; H01G7/02; D; D04; D04H; D04H1/00; D04H1/40; D04H1/42
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |