US3278330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for coating an elongated article in coil form
Assignee: Republic Steel Corp
•
Filing: 1963-04-29
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Granted: 1966-10-11
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Expires: 1983-04-29
Abstract
No abstract record available.
Inventors
- 👤 Vau Louis P De
- 👤 Ralph F Fink
- 👤 Jack T Kiuchi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:17
CPC Classifications
B; B21; B21C; B21C47/00; B21C47/26; B21C47/265; B05; B05D; B05D7/00; B05D7/20; B29; B29C; B29C48/00; B29C48/15; B29C48/151; B29C48/03; B29C48/05; B29C48/06; B29C48/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
THE METHOD OF APPLYING A PLASTIC COATING TO A LENGTH TUBING IN COILED FORM COMPRISING THE STEPS: ROTATABLY SUPPORTING A COIL OF TUBING, SEPARATING A TURN OF TUBING FROM SAID COIL ONLY IN A DIRECTION AXIAL OF SAID COIL, PASSING SAID AXIALLY SEPARATED TUBING INTO AND THROUGH A PLASTIC APPLYING ZONE WHILE CONTINUOUSLY ROTATING SAID COIL ON ITS AXIS, APPLYING A PLASTIC COATING TO SAID TUBING AS IT EMERGES FROM SAID PLASTIC APPLYING ZONE, GUIDING SAID PLASTIC COATED TUBING INTO AN ARCUATE PATH TO MAINTAIN ITS COILED FORM AS IT EMERGES FROM SAID PLASTIC APPLYING ZONE, AND ROTATING SAID COILED COATED TUBING CONTINUOUSLY ON THE AXIS OF ITS COIL THROUGHOUT THE COATING OPERATION.
Claim 2
Independent Claim
113 words
THE METHOD OF APPLYING A PLASTIC COATING TO A LENGTH TUBING IN COILED FORM COMPRISING THE STEPS: ROTATABLY SUPPORTING A COIL OF TUBING, SEPARATING A TURN OF TUBING FROM SAID COIL ONLY IN A DIRECTION AXIAL OF SAID COIL, PASSING SAID AXIALLY SEPARATED TUBING INTO AND THROUGH A PLASTIC APPLYING ZONE WHILE CONTINUOUSLY ROTATING SAID COIL ON ITS AXIS, APPLYING A PLASTIC COATING TO SAID TUBING AS IT EMERGES FROM SAID PLASTIC APPLYING ZONE, GUIDING SAID PLASTIC COATED TUBING INTO AN ARCUATE PATH TO MAINTAIN ITS COILED FORM AS IT EMERGES FROM SAID PLASTIC APPLYING ZONE, AND ROTATING SAID COILED COATED TUBING CONTINUOUSLY ON THE AXIS OF ITS COIL THROUGHOUT THE COATING OPERATION.
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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) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |