US599543A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Support for incandescent electric lights
Assignee: —
•
Filing: —
•
Granted: 1898-02-22
•
Expires: 1915-02-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:46
CPC Classifications
F; F21; F21S; F21S6/00; F21S6/002; F21S6/003; F16; F16M; F16M11/00; F16M11/20; F16M11/24; F16M11/40; F21V; F21V21/00; F21V21/14; F21V21/26; F21V21/28; F21V21/29; F21V21/32; F21V27/00; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/2042; Y10T74/20438; Y10T74/20456
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) | 1901-02-22 | 1901-08-24 | 1902-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1905-02-22 | 1905-08-24 | 1906-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1909-02-22 | 1909-08-24 | 1910-02-23 | $7700.00 | Window Closed / Lapsed |