US2459693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated phosphorescent fluorescent article
Assignee: Individual
•
Filing: 1944-08-14
•
Granted: 1949-01-18
•
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
2026-10-24 11:39
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
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1312312A
Cited
US1275890A
Cited
GB286283A
Cited
US1847134A
Cited
US1925546A
Cited
US2000985A
Cited
US2177691A
Cited
US2144040A
Cited
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 |