US2595488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorescent lighting fixture
Assignee: Miller Co
•
Filing: 1948-05-26
•
Granted: 1952-05-06
•
Expires: 1968-05-26
Abstract
No abstract record available.
Inventors
- 👤 Richard M Runge
- 👤 Shirley R Naysmith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:00
CPC Classifications
F; F21; F21S; F21S8/00; F21S8/04; F21V; F21V17/00; F21Y; F21Y2103/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1291945A
Cited
US2291490A
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US2342570A
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US2288941A
Cited
US2408783A
Cited
US2487468A
Cited
US2487467A
Cited
US2434781A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-06 | 1955-11-05 | 1956-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-06 | 1959-11-05 | 1960-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-06 | 1963-11-05 | 1964-05-06 | $7700.00 | Window Closed / Lapsed |