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US2861173A
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Lighting fixture
Assignee: PATENT LICENSE CORP
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Filing: 1956-06-11
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Granted: 1958-11-18
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Expires: 1976-06-11
Abstract
No abstract record available.
Inventors
- 👤 Robert G Nordquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:40
CPC Classifications
F; F21; F21V; F21V3/00; B; B60; B60Q; B60Q3/00; B60Q3/40; B60Q3/41; B60Q3/43; B60Q3/70; B60Q3/74; F21S; F21S10/00; F21V11/00; F21V11/08; F21V11/14; F21V13/00; F21V13/02; F21V13/10; F21W; F21W2121/00; F21W2121/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US926956A
Cited
US2218291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |