US487344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: —
•
Filing: —
•
Granted: 1892-12-06
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Expires: 1909-12-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:17
CPC Classifications
A; A44; A44B; A44B1/00; A44B1/18; A44B1/28; A44B1/34; Y; Y10; Y10T; Y10T24/00; Y10T24/36; Y10T24/3651; Y10T24/3655; Y10T24/366; Y10T24/3683
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) | 1895-12-06 | 1896-06-06 | 1896-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1899-12-06 | 1900-06-07 | 1900-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1903-12-07 | 1904-06-07 | 1904-12-07 | $7700.00 | Window Closed / Lapsed |