US3228621A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winding apparatus
Assignee: EIDP Inc
•
Filing: 1964-02-05
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Granted: 1966-01-11
•
Expires: 1984-02-05
Abstract
No abstract record available.
Inventors
- 👤 Ryan Danahey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:57
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/60; G11B15/66; G03; G03B; G03B21/00; G03B21/14; G03B21/32; G03B21/43
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
57 words
AN AUTOMATIC WEB CINCHING DEVICE FOR GRASPING A WEB MATERIAL AROUND A CORE COMPRISING (A) A SUPPORT; (B) A HOLLOW CHUCK WITH A WEB CORE, SAID CHUCK BEING ROTATABLY ATTACHED TO SAID SUPPORT; (C) DRIVE MEANS FOR ROTATING SAID CHUCK AND CORE; (D) VACUUM MEANS CONNECTED TO SAID CHUCK AND CORE FOR PROVIDING SUCTION THROUGH SAID CORE;
References Cited (Backward Citations)
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Cited
US1750487A
Cited
US2620141A
Cited
US2668675A
Cited
US2992786A
Cited
US3127122A
Cited
US3134527A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |