US3385532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yarn winding apparatus
Assignee: EIDP Inc
•
Filing: 1966-12-21
•
Granted: 1968-05-28
•
Expires: 1986-12-21
Abstract
No abstract record available.
Inventors
- 👤 Sparling Wayne Clifford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:52
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/28; B65H54/34; B65H67/00; B65H67/04; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2296339A
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US2772054A
Cited
US2957635A
Cited
US3001732A
Cited
US3149795A
Cited
US3224692A
Cited
US3276704A
Cited
US3310247A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |