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Patent US3517240A successfully refreshed from Google Patents.
US3517240A
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Method and apparatus for forming a focused monoenergetic ion beam
Assignee: General Electric Co
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Filing: 1968-11-04
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Granted: 1970-06-23
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Expires: 1988-11-04
Abstract
No abstract record available.
Inventors
- 👤 Theodore M Dickinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 03:15
CPC Classifications
H; H01; H01J; H01J49/00; H01J49/02; H01J49/10; H01J49/14; H01J49/142; H01J27/00; H01J27/02; H01J27/20; H01J27/22; H01J37/00; H01J37/30; H01J37/317; H01J37/3171
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2627034A
Cited
US3229157A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |