US3199388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting method
Assignee: Califoam Corp of America
•
Filing: 1962-06-06
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Granted: 1965-08-10
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Expires: 1982-06-06
Abstract
No abstract record available.
Inventors
- 👤 John M Redfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:21
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/006; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1054; Y10T83/00; Y10T83/04; Y10T83/0405; Y10T83/041; Y10T83/0414; Y10T83/283; Y10T83/293; Y10T83/869; Y10T83/8776; Y10T83/929; Y10T83/937
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
145 words
A METHOD OF CUTTING A BODY OF FUSIBLE MATERIAL WHICH COMPRISES, SUPPORTING THE BODY OF FUSIBLE MATERAIL IN A FIXED POSITION, ARRANGING A WIRE ALONG ONE FACE OF SAID BODY WITH OPPOSITE END PORTIONS OF THE WIRE PROJECTING BEYOND OPPOSITE EDGES OF SAID BODY, HEATING THE WIRE THROUGHOUT ITS LENGTH TO A TEMPERATURE GREATER THAN THE MELTING POINT OF SAID FUSIBLE MATEIRAL, MOVING SAID WIRE IN A DIRECTION TRANSVERSELY OF ITS LENGTH THROUGH SAID BODY TO MELT A NARROW BAND OF SAID MATERIAL ADJACENT THE WIRE IN ADVANCE OF THE DIRECTION OF MOVEMENT OF THE WIRE TO CUT SAID MATERIAL, DIRECTING STREAMS OF AMBIENT AIR OVER OPPOSITE SIDES OF SAID BODY IN DIRECTIONS TRANSVERSELY OF THE LENGTH OF SAID WIRE AND OVER THE PORTIONS OF THE WIRE WHICH PROJECT BEYOND OPPOSITE SIDES OF SAID BODY TO CARRY HEAT FROM THE EXPOSED PORTIONS OF SAID WIRE.
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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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |