US2623101A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hermetically sealed electrical device
Assignee: Individual
•
Filing: 1951-05-12
•
Granted: 1952-12-23
•
Expires: 1971-05-12
Abstract
No abstract record available.
Inventors
- 👤 Jerome J Kurland
- 👤 Joseph J Kurland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:30
CPC Classifications
H; H01; H01G; H01G2/00; H01G2/10; H01G2/103; Y; Y10; Y10T; Y10T29/00; Y10T29/43
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2204217A
Cited
US2144959A
Cited
US2274327A
Cited
US2246933A
Cited
US2385792A
Cited
US2500632A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |