US2935635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathode ray tube display system
Assignee: Lanteris Space LLC
•
Filing: 1957-11-18
•
Granted: 1960-05-03
•
Expires: 1977-11-18
Abstract
No abstract record available.
Inventors
- 👤 Wilson P Boothroyd
- 👤 Ralph A Bloomsburgh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:54
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/46; H01J29/70; H01J29/72; H01J29/76; H01J29/762; H01J29/58; H01J29/62; H01J29/622; H01J29/624; H01J29/701; H01J29/707; H01J29/82; H01J29/823; H01J29/826; H01J2229/00; H01J2229/70; H01J2229/703; H01J2229/7031
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2460608A
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US2771563A
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US2793311A
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GB712254A
Cited
US2757302A
Cited
US2732511A
Cited
US2773212A
Cited
GB759944A
Cited
US2825837A
Cited
US2817782A
Cited
US2821144A
Cited
US2813212A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-03 | 1963-11-02 | 1964-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-03 | 1967-11-02 | 1968-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-03 | 1971-11-02 | 1972-05-03 | $7700.00 | Window Closed / Lapsed |