US2798775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile spindle
Assignee: Leesona Corp
•
Filing: 1954-06-07
•
Granted: 1957-07-09
•
Expires: 1974-06-07
Abstract
No abstract record available.
Inventors
- 👤 Charles C Bell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:09
CPC Classifications
D; D01; D01H; D01H7/00; D01H7/02; D01H7/04; D01H7/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US591054A
Cited
US1618877A
Cited
GB264042A
Cited
US2029445A
Cited
US2104216A
Cited
CH212903A
Cited
US2193713A
Cited
US2351951A
Cited
US2675280A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-08 | 1961-01-07 | 1961-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-08 | 1965-01-07 | 1965-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-08 | 1969-01-07 | 1969-07-09 | $7700.00 | Window Closed / Lapsed |