Patent US2965218A successfully refreshed from Google Patents.
US2965218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Getter
Assignee: Rand Development Corp
•
Filing: 1956-08-16
•
Granted: 1960-12-20
•
Expires: 1976-08-16
Abstract
No abstract record available.
Inventors
- 👤 Theodore D Jayne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:20
CPC Classifications
H; H01; H01J; H01J7/00; H01J7/14; H01J7/18; H01J7/183
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE397613C
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DE385061C
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US2130190A
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US2208692A
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US2329765A
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US2426247A
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US2453930A
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US2462813A
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US2668253A
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US2722355A
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US2706554A
Cited
US2758239A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |