US3424946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of energizing gas tube light source
Assignee: Ford Motor Co
•
Filing: 1965-12-20
•
Granted: 1969-01-28
•
Expires: 1985-12-20
Abstract
No abstract record available.
Inventors
- 👤 Edward J Zulinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:52
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/30; H05B41/34; H01; H01S; H01S3/00; H01S3/09; H01S3/091; H01S3/0915; H01S3/092
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2673943A
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US3198984A
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US3095513A
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US3249805A
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US3243653A
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US3278823A
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US3304403A
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US3251000A
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US3238390A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |