US2707751A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Delay line pulse stretcher
Assignee: Individual
•
Filing: 1946-03-12
•
Granted: 1955-05-03
•
Expires: 1966-03-12
Abstract
No abstract record available.
Inventors
- 👤 Harold V Hance
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:30
CPC Classifications
H; H03; H03K; H03K5/00; H03K5/01; H03K5/04; H03K5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2266401A
Cited
US2200009A
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US2303968A
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US2266154A
Cited
US2433379A
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US2401416A
Cited
US2457559A
Cited
US2617883A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-02 | 1958-11-01 | 1959-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-02 | 1962-11-01 | 1963-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-02 | 1966-11-01 | 1967-05-03 | $7700.00 | Window Closed / Lapsed |