Patent US2649535A successfully refreshed from Google Patents.
US2649535A
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US
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Recessed lighting fixture with adjustable spotlight
Assignee: Individual
•
Filing: 1947-07-05
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Granted: 1953-08-18
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Expires: 1967-07-05
Abstract
No abstract record available.
Inventors
- 👤 Abraham H Feder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:37
CPC Classifications
F; F21; F21S; F21S8/00; F21S8/04; F21S8/02; F21V; F21V21/00; F21V21/14; F21V21/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1882185A
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US1870241A
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US2152197A
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US2232543A
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US2179161A
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US2300487A
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US2285002A
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US2283010A
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US2321099A
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US2434108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |