US3543081A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low power electrostatic deflection system
Assignee: Westinghouse Electric Corp
•
Filing: 1969-02-10
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Granted: 1970-11-24
•
Expires: 1989-02-10
Abstract
No abstract record available.
Inventors
- 👤 Edmund J Vitek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:16
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/20; G01R13/22; G01R13/24; H; H03; H03K; H03K4/00; H03K4/06; H03K4/08; H03K4/48; H03K4/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2552884A
Cited
US2501857A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-23 | 1974-05-25 | 1974-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-23 | 1978-05-25 | 1978-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-23 | 1982-05-25 | 1982-11-24 | $7700.00 | Window Closed / Lapsed |