Patent US2459693A successfully refreshed from Google Patents.
US2459693A
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Laminated phosphorescent fluorescent article
Assignee: Individual
•
Filing: 1944-08-14
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Granted: 1949-01-18
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Expires: 1964-08-14
Abstract
No abstract record available.
Inventors
- 👤 Joseph M Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:15
CPC Classifications
F; F21; F21S; F21S43/00; F21S43/20; F21S43/255; F21S43/26; F21V; F21V13/00; F21V13/12; F21V13/14; F21V3/00; F21V3/04; F21V3/10; F21V3/12; F21V9/00; F21V9/08; F21V9/30; F21V9/32; F21W; F21W2107/00; F21W2107/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1275890A
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GB286283A
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US1847134A
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US1925546A
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US2000985A
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US2177691A
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US2144040A
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US2064501A
Cited
US2243828A
Cited
US2272375A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-18 | 1952-07-19 | 1953-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-18 | 1956-07-19 | 1957-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-18 | 1960-07-19 | 1961-01-18 | $7700.00 | Window Closed / Lapsed |