US2850560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Neon tube supports
Assignee: NEON ENGINEERING Inc
•
Filing: 1954-11-01
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Granted: 1958-09-02
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Expires: 1974-11-01
Abstract
No abstract record available.
Inventors
- 👤 Robert F Heyob
- 👤 Joseph G Burg
- 👤 Orren D Hoffman
- 👤 Victor S Greenebaum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:47
CPC Classifications
G; G09; G09F; G09F13/00; G09F13/26; G09F13/04; G09F13/0418; G09F13/0486
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) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |