Patent US3426236A successfully refreshed from Google Patents.
US3426236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bistable storage tube having photosensitive phosphor storage dielectric,apparatus and method of storing light image by such tube
Assignee: Tektronix Inc
•
Filing: 1965-03-26
•
Granted: 1969-02-04
•
Expires: 1985-03-26
Abstract
No abstract record available.
Inventors
- 👤 Herbert J Mepham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:26
CPC Classifications
H; H01; H01J; H01J31/00; H01J31/08; H01J31/10; H01J31/12; H01J31/122; H01J25/00; H01J25/02; H01J25/10; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/44
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) | 1972-02-04 | 1972-08-05 | 1973-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-04 | 1976-08-05 | 1977-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-04 | 1980-08-05 | 1981-02-04 | $7700.00 | Window Closed / Lapsed |