US2578461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winding machine
Assignee: Individual
•
Filing: 1949-03-08
•
Granted: 1951-12-11
•
Expires: 1969-03-08
Abstract
No abstract record available.
Inventors
- 👤 Carl O Bachman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:32
CPC Classifications
B; B65; B65H; B65H18/00; B65H18/08; B65H18/14; B65H18/145; B65H18/20; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/414; B65H2301/4148; B65H2301/41486; B65H2301/414866
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-10 | 1955-06-11 | 1955-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-10 | 1959-06-11 | 1959-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-10 | 1963-06-11 | 1963-12-11 | $7700.00 | Window Closed / Lapsed |