US492131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
George e
Assignee: —
•
Filing: —
•
Granted: 1893-02-21
•
Expires: 1910-02-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:24
CPC Classifications
A; A44; A44C; A44C5/00; A44C5/18; A44C5/20; A44C5/2047; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45471; Y10T24/45524; Y10T24/45529; Y10T24/45534; Y10T24/45545; Y10T24/4588
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) | 1896-02-21 | 1896-08-22 | 1897-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1900-02-21 | 1900-08-23 | 1901-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1904-02-22 | 1904-08-23 | 1905-02-22 | $7700.00 | Window Closed / Lapsed |