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US3107757A
Expired / Lapsed
US
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Glass-to-metal seals
Assignee: The General Electric Company PLC
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Filing: 1959-10-30
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Granted: 1963-10-22
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Expires: 1979-10-30
Abstract
No abstract record available.
Inventors
- 👤 Breadner Robert Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:55
CPC Classifications
H; H01; H01J; H01J5/00; H01J5/32; C; C03; C03C; C03C27/00; C03C27/04; C03C27/042; C03C27/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE22851E
Cited
US2483940A
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US2784532A
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US2709872A
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US2859562A
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US2933552A
Cited
US2912794A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |