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US248702A
Expired / Lapsed
US
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Assignee: —
•
Filing: —
•
Granted: 1881-10-25
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Expires: 1898-10-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:03
CPC Classifications
E; E02; E02D; E02D7/00; E02D7/02; E02D7/06; E02D7/10
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) | 1884-10-24 | 1885-04-25 | 1885-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1888-10-24 | 1889-04-25 | 1889-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1892-10-24 | 1893-04-25 | 1893-10-25 | $7700.00 | Window Closed / Lapsed |