Patent US3331464A successfully refreshed from Google Patents.
US31047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic bbake
Assignee: —
•
Filing: —
•
Granted: 1861-01-01
•
Expires: 1878-01-01
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:48
CPC Classifications
B; B60; B60T; B60T1/00; B60T1/02; B60T1/04; A; A61; A61H; A61H3/00; A61H3/04; Y; Y10; Y10S; Y10S138/00; Y10S138/09
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) | 1864-01-01 | 1864-07-02 | 1865-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1868-01-01 | 1868-07-02 | 1869-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1872-01-01 | 1872-07-02 | 1873-01-01 | $7700.00 | Window Closed / Lapsed |