US2667600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television pickup tube
Assignee: Heraeus Noblelight Analytics Ltd
•
Filing: 1951-11-27
•
Granted: 1954-01-26
•
Expires: 1971-11-27
Abstract
No abstract record available.
Inventors
- 👤 George Bernard F Goff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:59
CPC Classifications
H; H01; H01J; H01J31/00; H01J31/08; H01J31/26; H01J31/28; H01J31/30; H01J31/32; H01J29/00; H01J29/02; H01J29/021; H01J29/10; H01J29/36; H01J29/38
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-25 | 1957-07-27 | 1958-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-25 | 1961-07-27 | 1962-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-25 | 1965-07-27 | 1966-01-26 | $7700.00 | Window Closed / Lapsed |