US39238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in the manufacture of elastic hose or tubing
Assignee: —
•
Filing: —
•
Granted: 1863-07-14
•
Expires: 1880-07-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:24
CPC Classifications
F; F16; F16L; F16L11/00; F16L11/04; F16L11/08; F16L11/088
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) | 1866-07-13 | 1867-01-12 | 1867-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1870-07-13 | 1871-01-12 | 1871-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1874-07-13 | 1875-01-12 | 1875-07-14 | $7700.00 | Window Closed / Lapsed |