Patent US2511409A successfully refreshed from Google Patents.
Patent US2777970A successfully refreshed from Google Patents.
US2777970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television camera storage tube
Assignee: Individual
•
Filing: 1950-10-03
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Granted: 1957-01-15
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Expires: 1970-10-03
Abstract
No abstract record available.
Inventors
- 👤 Paul K Weimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:08
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/41; H01J29/413; H01J31/00; H01J31/08; H01J31/26; H01J31/28; H01J31/34; H01J31/36; H01J31/50; H01J31/52
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-15 | 1960-07-16 | 1961-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-15 | 1964-07-16 | 1965-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-15 | 1968-07-16 | 1969-01-15 | $7700.00 | Window Closed / Lapsed |