US2646378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing plastic rimmed spools
Assignee: Coats and Clark Inc
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Filing: 1951-03-05
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Granted: 1953-07-21
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Expires: 1971-03-05
Abstract
No abstract record available.
Inventors
- 👤 Louis H Morin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:30
CPC Classifications
B; B29; B29C; B29C63/00; B29C63/0026; B29C63/0034; B29C37/00; B29C37/0078; B29C37/0082; B29C48/00; B29C48/03; B29C48/07; B29C48/08; B29C63/003; B31; B31F; B31F1/00; B31F1/008; B31F1/0093; B29C2793/00; B29C2793/0027; B29C65/00; B29C65/48; B29C65/52; B29C65/526; B29C66/00; B29C66/50; B29C66/51; B29C66/52; B29C66/524; B29C66/53; B29C66/532; B29L; B29L2031/00; B29L2031/704; Y; Y10; Y10S; Y10S425/00; Y10S425/034; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/1033; Y10T156/1052; Y10T156/1082
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
68 words
THE HEREIN DESCRIBED METHOD OF APPLYING EXTRUDED PLASTIC STRIP MATERIAL ONTO A BODY FIXED TO A ROTATABLE MANDREL, WHICH COMPRISES SERVERING SAID STRIP TO LENGTH, DELIVERING ONE END OF A SERVERED STRIP ONTO SAID BODY, GRIPPING SAID END OF THE STRIP ON THE BODY, THEN ROTATING THE BODY WITH THE GRIPPED STRIP THEREON IN WINDING THE STRIP ON THE BODY, AND THEN EJECTING THE BODY FROM SAID MANDRAL
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) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |