US306299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for sheathing sugar filter bags
Assignee: —
•
Filing: —
•
Granted: 1884-10-07
•
Expires: 1901-10-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:36
CPC Classifications
B; B23; B23P; B23P19/00; B23P19/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49877; Y10T29/49895; Y10T29/49902; Y10T29/53; Y10T29/53987
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) | 1887-10-07 | 1888-04-07 | 1888-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1891-10-07 | 1892-04-07 | 1892-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1895-10-07 | 1896-04-07 | 1896-10-07 | $7700.00 | Window Closed / Lapsed |