Patent US2175470A successfully refreshed from Google Patents.
US1451683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bobbin supply box
Assignee: Draper Corp
•
Filing: 1922-03-10
•
Granted: 1923-04-17
•
Expires: 1942-03-10
Abstract
No abstract record available.
Inventors
- 👤 Couser Isaac
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:55
CPC Classifications
D; D03; D03D; D03D45/00; D03D45/20
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) | 1926-04-16 | 1926-10-16 | 1927-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-04-16 | 1930-10-16 | 1931-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-04-16 | 1934-10-16 | 1935-04-17 | $7700.00 | Window Closed / Lapsed |