Patent US2583388A successfully refreshed from Google Patents.
US2583388A
Expired / Lapsed
US
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Conducting seal for high-pressure lamps
Assignee: General Electric Co
•
Filing: 1948-09-14
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Granted: 1952-01-22
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Expires: 1968-09-14
Abstract
No abstract record available.
Inventors
- 👤 Nelson Evan Herbert
- 👤 Power Ernest Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:59
CPC Classifications
H; H01; H01J; H01J5/00; H01J5/32; Y; Y10; Y10T; Y10T403/00; Y10T403/21; Y10T403/213
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1558524A
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US1639575A
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US1909797A
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US2116429A
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GB476833A
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US2177714A
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GB520635A
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US2409360A
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US2409361A
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US2504522A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-21 | 1955-07-23 | 1956-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-21 | 1959-07-23 | 1960-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-21 | 1963-07-23 | 1964-01-22 | $7700.00 | Window Closed / Lapsed |