US2803693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hermetically sealed terminal structure and method for making same
Assignee: ILLINOIS CONDENSER Co
•
Filing: 1955-08-08
•
Granted: 1957-08-20
•
Expires: 1975-08-08
Abstract
No abstract record available.
Inventors
- 👤 Jerome J Kurland
- 👤 Joseph J Kurland
- 👤 Karol G Rosner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:20
CPC Classifications
H; H01; H01G; H01G2/00; H01G2/12; H01B; H01B17/00; H01B17/26; H01B17/30; H01B17/303; H01B17/306
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US263801A
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US2266523A
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US2393966A
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US2665329A
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US2590821A
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GB666157A
Cited
GB694758A
Cited
US2623101A
Cited
US2703853A
Cited
GB726164A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |