US248436A
Expired / Lapsed
US
⏱️ 0.0 years remaining
The connections of electeic
Assignee: —
•
Filing: —
•
Granted: 1881-10-18
•
Expires: 1898-10-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:58
CPC Classifications
C; C25; C25D; C25D7/00; C25D7/06; C25B; C25B9/00; C25B9/60; C25B9/65; C25D17/00; C25D17/02
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) | 1884-10-17 | 1885-04-18 | 1885-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1888-10-17 | 1889-04-18 | 1889-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1892-10-17 | 1893-04-18 | 1893-10-18 | $7700.00 | Window Closed / Lapsed |