Patent US247502A successfully refreshed from Google Patents.
US247502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Koeppe
Assignee: —
•
Filing: 1881-07-21
•
Granted: 1881-09-27
•
Expires: 1901-07-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:17
CPC Classifications
B; B28; B28B; B28B7/00; B28B7/16; B28B7/168; A; A61; A61G; A61G17/00; A61G17/007; B28B7/0029; B28B7/0035; B28B7/0041; B28B7/0044; B28B7/0064; B28B7/28; B28B7/30; B28B7/34; B28B7/344
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) | 1884-09-26 | 1885-03-28 | 1885-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1888-09-26 | 1889-03-28 | 1889-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1892-09-26 | 1893-03-28 | 1893-09-27 | $7700.00 | Window Closed / Lapsed |