US2445706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor-supplying cartridge
Assignee: General Electric Co
•
Filing: 1944-06-01
•
Granted: 1948-07-20
•
Expires: 1964-06-01
Abstract
No abstract record available.
Inventors
- 👤 William P Zabel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:48
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/38; H01J9/395
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1424180A
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US1895867A
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US2082268A
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US2100746A
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US2094675A
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US2093273A
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US2339064A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-20 | 1952-01-19 | 1952-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-20 | 1956-01-19 | 1956-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-20 | 1960-01-19 | 1960-07-20 | $7700.00 | Window Closed / Lapsed |