US583594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prismatic light
Assignee: —
•
Filing: —
•
Granted: 1897-06-01
•
Expires: 1914-06-01
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:00
CPC Classifications
F; F21; F21S; F21S11/00; F24; F24S; F24S23/00; F24S23/10; Y; Y02; Y02E; Y02E10/00; Y02E10/40; Y02E10/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1900-06-01 | 1900-12-01 | 1901-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1904-06-01 | 1904-12-01 | 1905-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1908-06-01 | 1908-12-01 | 1909-06-02 | $7700.00 | Window Closed / Lapsed |