US2570158A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for separating charged particles of different mass-to-charge ratios
Assignee: General Electric Co
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Filing: 1950-12-02
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Granted: 1951-10-02
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Expires: 1970-12-02
Abstract
No abstract record available.
Inventors
- 👤 Paul O Schissel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:16
CPC Classifications
H; H01; H01J; H01J49/00; H01J49/26; H01J49/34; H01J49/36; H01J49/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-01 | 1955-04-02 | 1955-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-01 | 1959-04-02 | 1959-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-01 | 1963-04-02 | 1963-10-02 | $7700.00 | Window Closed / Lapsed |