US3085528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for fabricating articles of coated sheet metal
Assignee: Armco Inc
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Filing: 1959-12-28
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Granted: 1963-04-16
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Expires: 1979-12-28
Abstract
No abstract record available.
Inventors
- 👤 Tour Harry La
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:25
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/08; B21C37/09; B23; B23K; B23K20/00; B23K20/04; C; C23; C23C; C23C26/00; C23C26/02; C23C4/00; C23C4/12; C23C4/14; C23C4/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49888; Y10T29/4998; Y10T29/49982
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A METHOD OF CONTINUOUSLY FORMING SEAM WELDED TUBING OF STEEL COATED WITH A COATED METAL AND REPACING COATING METAL DESTROYED BY THE SEAM WELDING OPERATION, WHICH CONSISTS ESSENTIALLY IN CONTINOUSLY FORMING A FLAT STRIP OF COATED STEEL INTO TUBULAR CONFIGURATION AND WELDING THE ADJACENT EDGES OF THE FORMED STRIP, AND THEREAFTER PROMPTLY AND CONTINUOUSLY LAYING DOWN UPON THE WELD LINE ON THE OUTSIDE OF THE FORMED TUBING, A WIRE OF METAL OF THE SAME GENERAL COMPOSITION AS SAID COATING METAL, AT A POINT IN CLOSE PROXIMITY TO THE WELD POINT, THE SAID POINT BEING
Claim 2
Independent Claim
94 words
A METHOD OF CONTINUOUSLY FORMING SEAM WELDED TUBING OF STEEL COATED WITH A COATED METAL AND REPACING COATING METAL DESTROYED BY THE SEAM WELDING OPERATION, WHICH CONSISTS ESSENTIALLY IN CONTINOUSLY FORMING A FLAT STRIP OF COATED STEEL INTO TUBULAR CONFIGURATION AND WELDING THE ADJACENT EDGES OF THE FORMED STRIP, AND THEREAFTER PROMPTLY AND CONTINUOUSLY LAYING DOWN UPON THE WELD LINE ON THE OUTSIDE OF THE FORMED TUBING, A WIRE OF METAL OF THE SAME GENERAL COMPOSITION AS SAID COATING METAL, AT A POINT IN CLOSE PROXIMITY TO THE WELD POINT, THE SAID POINT BEING
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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |