Patent US2889464A successfully refreshed from Google Patents.
US2889464A
Expired / Lapsed
US
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Shielding manipulator for radio-active material
Assignee: LERMAC Inc
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Filing: 1954-08-23
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Granted: 1959-06-02
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Expires: 1974-08-23
Abstract
No abstract record available.
Inventors
- 👤 Jr William G Ruehle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:04
CPC Classifications
G; G21; G21F; G21F7/00; G21F7/06; G21F7/061; G21F7/062; B; B25; B25J; B25J1/00; B25J1/08; B25J1/10; G21F7/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |