US2719265A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transient-free condenser switching arrangements
Assignee: Leeds and Northrup Co
•
Filing: 1950-03-08
•
Granted: 1955-09-27
•
Expires: 1970-03-08
Abstract
No abstract record available.
Inventors
- 👤 Mcadam Will
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:14
CPC Classifications
G; G01; G01R; G01R15/00; G01R15/08; G01R19/00; G01R19/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2511868A
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US2228883A
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US2404342A
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US2453053A
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US2447321A
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US2536501A
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US2539352A
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US2547105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-26 | 1959-03-28 | 1959-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-26 | 1963-03-28 | 1963-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-26 | 1967-03-28 | 1967-09-27 | $7700.00 | Window Closed / Lapsed |