Patent US2558029A successfully refreshed from Google Patents.
US2558029A
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Christmas tree illumination system
Assignee: JOHN R WOOD
•
Filing: 1946-05-07
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Granted: 1951-06-26
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Expires: 1966-05-07
Abstract
No abstract record available.
Inventors
- 👤 John R Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:33
CPC Classifications
F; F21; F21S; F21S4/00; F21S4/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1914583A
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US1891341A
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US2003622A
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US2090501A
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US2219568A
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US2242597A
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US2402578A
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US2402766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-25 | 1954-12-25 | 1955-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-25 | 1958-12-25 | 1959-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-25 | 1962-12-25 | 1963-06-26 | $7700.00 | Window Closed / Lapsed |