US2702853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wave shaping circuits
Assignee: General Electric Co
•
Filing: 1950-02-08
•
Granted: 1955-02-22
•
Expires: 1970-02-08
Abstract
No abstract record available.
Inventors
- 👤 Wallace B Watson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:16
CPC Classifications
H; H03; H03K; H03K5/00; H03K4/00; H03K4/06; H03K4/08; H03K4/10; H03K4/12; H03K5/01; H03K5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2444782A
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US2551595A
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US2421025A
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US2411573A
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US2567247A
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US2561475A
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US2573150A
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US2490743A
Cited
US2560167A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-21 | 1958-08-23 | 1959-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-21 | 1962-08-23 | 1963-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-21 | 1966-08-23 | 1967-02-22 | $7700.00 | Window Closed / Lapsed |