US2934600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color stripe tube with two distinctive indexing elements
Assignee: RCA Corp
•
Filing: 1955-04-01
•
Granted: 1960-04-26
•
Expires: 1975-04-01
Abstract
No abstract record available.
Inventors
- 👤 James W Schwartz
- 👤 Roger D Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:16
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/12; H04N9/16; H04N9/22; H04N9/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2310863A
Cited
US2621244A
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US2648722A
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US2671129A
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US2701821A
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US2782252A
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US2773118A
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US2752418A
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US2750533A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |