US13975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
buhler
Assignee: —
•
Filing: —
•
Granted: 1855-12-25
•
Expires: 1872-12-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:04
CPC Classifications
A; A61; A61M; A61M1/00; A61M1/71; A61M1/77; A61M1/772
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1858-12-24 | 1859-06-25 | 1859-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1862-12-24 | 1863-06-25 | 1863-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1866-12-24 | 1867-06-25 | 1867-12-25 | $7700.00 | Window Closed / Lapsed |