Patent US2602135A successfully refreshed from Google Patents.
US2602135A
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Dome lighting fixture
Assignee: PATENT LICENSE CORP
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Filing: 1948-03-13
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Granted: 1952-07-01
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Expires: 1968-03-13
Abstract
No abstract record available.
Inventors
- 👤 Robert G Nordquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:19
CPC Classifications
F; F21; F21V; F21V5/00; B; B60; B60Q; B60Q3/00; B60Q3/40; B60Q3/41; B60Q3/43; B60Q3/44; F21V17/00; F21V17/10; F21V17/107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US869548A
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US1235297A
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US1393573A
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US1657502A
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US1888995A
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US2192019A
Cited
GB502544A
Cited
US2244737A
Cited
US2337794A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-01 | 1955-12-31 | 1956-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-01 | 1959-12-31 | 1960-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-01 | 1963-12-31 | 1964-07-01 | $7700.00 | Window Closed / Lapsed |