US3482096A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High energy field emission electron radiation pulse generator,x-ray apparatus and system employing same
Assignee: Field Emission Corp
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Filing: 1965-08-02
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Granted: 1969-12-02
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Expires: 1985-08-02
Abstract
No abstract record available.
Inventors
- 👤 Robert H Lewis
- 👤 John P Barbour
- 👤 Walter P Dyke
- 👤 Frank J Grundhauser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:14
CPC Classifications
H; H05; H05G; H05G1/00; H05G1/08; H05G1/10; H05G1/22; G; G01; G01N; G01N23/00; G01N23/02; G01N23/04; H01; H01J; H01J33/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2866113A
Cited
US2853622A
Cited
US3193722A
Cited
US3178578A
Cited
US3248574A
Cited
US3173006A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |