US3323342A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means for smoothing edges of strip material
Assignee: Coil Anodizers Inc
•
Filing: 1965-03-31
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Granted: 1967-06-06
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Expires: 1985-03-31
Abstract
No abstract record available.
Inventors
- 👤 Glenn A Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:18
CPC Classifications
B; B21; B21D; B21D19/00; B21D19/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A METHOD OF AUTOMATICALLY SMOOTHING THE EDGES OF A LONG, THIN, CONTINUOUS STRIP OF METAL, COMPRISING THE STEPS OF: CONTINUOUSLY MOVING THE STRIP LENGTHWISE; HEATING THE EDGE MARGINS OF THE MOVING STRIP TO A FLOWABLE STATE; AND WHILE SO HEATED ALLOWING SAID EDGE MARGINS TO FLOW TOGETHER IN A SMOOTHLY ROUNDED EDGE CONFIGURATION.
Claim 2
Independent Claim
53 words
A METHOD OF AUTOMATICALLY SMOOTHING THE EDGES OF A LONG, THIN, CONTINUOUS STRIP OF METAL, COMPRISING THE STEPS OF: CONTINUOUSLY MOVING THE STRIP LENGTHWISE; HEATING THE EDGE MARGINS OF THE MOVING STRIP TO A FLOWABLE STATE; AND WHILE SO HEATED ALLOWING SAID EDGE MARGINS TO FLOW TOGETHER IN A SMOOTHLY ROUNDED EDGE CONFIGURATION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |