US2699014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing cathode-ray tubes comprising a glass cone and a glass window
Assignee: Hartford National Bank and Trust Co
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Filing: 1953-04-23
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Granted: 1955-01-11
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Expires: 1973-04-23
Abstract
No abstract record available.
Inventors
- 👤 Otto Louis Van Steenis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:27
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/02; C03B23/023; C03B23/025; C03B23/0252; C03B23/03; C03B23/0302; C03B23/035; C03B23/0352; C03B23/0357; C03B23/20; C03B23/203; C03B23/207; C03B23/217; C03B23/26; H; H01; H01J; H01J5/00; H01J5/20; H01J5/22; H01J5/24; H01J9/00; H01J9/24; H01J9/244; H01J2893/00; H01J2893/0033; H01J2893/0037; H01J2893/0038; H01J2893/0039
Claims Analysis
Total Claims: 0
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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) | 1958-01-10 | 1958-07-12 | 1959-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-10 | 1962-07-12 | 1963-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-10 | 1966-07-12 | 1967-01-11 | $7700.00 | Window Closed / Lapsed |