US2873828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Illuminated electric ceiling fixture construction
Assignee: Individual
•
Filing: 1955-01-27
•
Granted: 1959-02-17
•
Expires: 1975-01-27
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Zitomer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:24
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/32; E04B9/06; E04B9/12; E04B9/122; F; F21; F21S; F21S8/00; F21S8/02; F21Y; F21Y2103/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1341259A
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US1652347A
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US2134491A
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US2232543A
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US2665784A
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US2659808A
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US2680805A
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US2698071A
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US2772742A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |