Patent US96478A successfully refreshed from Google Patents.
US96478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in cut-offs for pipes
Assignee: —
•
Filing: 1869-11-02
•
Granted: 1869-11-02
•
Expires: 1889-11-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:45
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/04; E04D13/08; E04D2013/0853; E04D2013/0866; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/877; Y10T137/87788; Y10T137/87796
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) | 1872-11-01 | 1873-05-03 | 1873-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1876-11-01 | 1877-05-03 | 1877-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1880-11-01 | 1881-05-03 | 1881-11-02 | $7700.00 | Window Closed / Lapsed |