US3465200A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathode ray tube system including means for varying beam intensity
Assignee: Bunker Ramo Corp
•
Filing: 1967-01-23
•
Granted: 1969-09-02
•
Expires: 1987-01-23
Abstract
No abstract record available.
Inventors
- 👤 John E Higbee
- 👤 Martin C Henderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:37
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/20; G01R13/22; G01R13/26; G09; G09G; G09G1/00; G09G1/002; G09G1/06; G09G1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2671871A
Cited
US2240289A
Cited
US2218720A
Cited
US2567377A
Cited
US2860284A
Cited
US3277335A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |