US3443371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile machine
Assignee: Leesona Corp
•
Filing: 1968-01-24
•
Granted: 1969-05-13
•
Expires: 1988-01-24
Abstract
No abstract record available.
Inventors
- 👤 Alan Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:10
CPC Classifications
D; D02; D02J; D02J13/00; D02J13/003; D02G; D02G1/00; D02G1/02; D02G1/0206; D02G1/0266; D02G1/0273
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB1050611A
Cited
US2138178A
Cited
FR835643A
Cited
US2525760A
Cited
US2794542A
Cited
US3015872A
Cited
US3094761A
Cited
DE1149990B
Cited
US3172187A
Cited
US3305910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-12 | 1972-11-11 | 1973-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-12 | 1976-11-11 | 1977-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-12 | 1980-11-11 | 1981-05-13 | $7700.00 | Window Closed / Lapsed |