US3236686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage electrode
Assignee: General Electric Co
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Filing: 1962-01-02
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Granted: 1966-02-22
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Expires: 1982-01-02
Abstract
No abstract record available.
Inventors
- 👤 Donald L Schaefer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:19
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/41; H01J29/413
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A CHARGE STORAGE ELECTRODE FOR A PICTURE SIGNAL GENERATING TUBE OR THE LIKE COMPRISING A MEMBRANE INCLUDING A BASE LAYER OF A GLASS CONSISTING ESSENTIALLY OF A FIRST CONSTITUENT OF BORON OXIDE, B2O3, A SECOND CONSTITUENT OF AN ALKALINE EARTH METAL OXIDE IN AN AMOUNT OF FROM 20 TO 40 MOLE PERCENT ON THE BASIS OF THE B2O3 CONTENT, AND A THIRD CONSTITUENT OF A MULTIVALENT METAL OXIDE IN AN
Claim 2
Dependent Claim
70 words
A CHARGE STORAGE ELECTRODE FOR A PICTURE SIGNAL GENERATING TUBE OR THE LIKE COMPRISING A MEMBRANE INCLUDING A BASE LAYER OF A GLASS CONSISTING ESSENTIALLY OF A FIRST CONSTITUENT OF BORON OXIDE, B2O3, A SECOND CONSTITUENT OF AN ALKALINE EARTH METAL OXIDE IN AN AMOUNT OF FROM 20 TO 40 MOLE PERCENT ON THE BASIS OF THE B2O3 CONTENT, AND A THIRD CONSTITUENT OF A MULTIVALENT METAL OXIDE IN AN
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) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |