Patent US2587371A successfully refreshed from Google Patents.
US2587371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Built-in floor illuminating fixture having a hinged lamp support and a hinged reflector
Assignee: Individual
•
Filing: 1948-10-16
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Granted: 1952-02-26
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Expires: 1968-10-16
Abstract
No abstract record available.
Inventors
- 👤 Peter W Nettesheim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:29
CPC Classifications
F; F21; F21V; F21V17/00; F21V17/10; F21V17/107; F21S; F21S8/00; F21S8/02; F21S8/024; F21V11/00; F21V11/02; F21V19/00; F21V19/04; F21W; F21W2131/00; F21W2131/20; F21W2131/208; F21W2131/40; F21W2131/406
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1509211A
Cited
US1603444A
Cited
US1516158A
Cited
US1575690A
Cited
US2251050A
Cited
US2267796A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-25 | 1955-08-27 | 1956-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-25 | 1959-08-27 | 1960-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-25 | 1963-08-27 | 1964-02-26 | $7700.00 | Window Closed / Lapsed |