Patent US391672A successfully refreshed from Google Patents.
US391672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bobbin for sewing-machine shuttles
Assignee: —
•
Filing: —
•
Granted: 1888-10-23
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Expires: 1905-10-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:13
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/04; B65H75/08; B65H75/12; B65H2701/00; B65H2701/30; B65H2701/31
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) | 1891-10-23 | 1892-04-23 | 1892-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1895-10-23 | 1896-04-23 | 1896-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1899-10-23 | 1900-04-24 | 1900-10-24 | $7700.00 | Window Closed / Lapsed |