Patent US3304620A successfully refreshed from Google Patents.
US3304620A
Expired / Lapsed
US
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Process for drying laundered garments of polyester fibers
Assignee: EIDP Inc
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Filing: 1963-10-10
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Granted: 1967-02-21
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Expires: 1983-10-10
Abstract
No abstract record available.
Inventors
- 👤 Ebert Philip Edmund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:53
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/10; D06F58/12; D06F43/00; D06F43/06; D06F34/00; D06F34/14; D06F34/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
IN THE PROCESS OF DRYING LAUNDERED GARMENTS IN A TUNNEL-TYPE DRYER, THE IMPROVEMENT FOR PRODUCING DRY, ESSENTIALLY WRINKLE-FREE GARMENTS FROM DRIPPING WET GARMENTS CONTAINING AT LEAST 65% POLYETHYLENE TEREPHTHALATE FIBERS, WHICH COMPRISES HANGING SAID WET GARMENTS ON RACKS, CONTINUOUSLY CONVEYING THE GARMENTS THROUGH THE DRYER, BLOWING MOIST AIR AT A DRY-BULB TEMPERATURE OF 145* TO 155*C. AND AND A WEB-BULB TEMPERATURE OF 85* TO 90*C. THROUGH THE GARMENTS WITHIN THE DRYER UNTIL SAID WET GARMENTS DRY IN AN ESSENTIALLY WRINKLE-FREE CONDITION, AND THEN REMOVING THE DRY GARMENTS FROM THE CONVEYOR.
Claim 2
Dependent Claim
90 words
IN THE PROCESS OF DRYING LAUNDERED GARMENTS IN A TUNNEL-TYPE DRYER, THE IMPROVEMENT FOR PRODUCING DRY, ESSENTIALLY WRINKLE-FREE GARMENTS FROM DRIPPING WET GARMENTS CONTAINING AT LEAST 65% POLYETHYLENE TEREPHTHALATE FIBERS, WHICH COMPRISES HANGING SAID WET GARMENTS ON RACKS, CONTINUOUSLY CONVEYING THE GARMENTS THROUGH THE DRYER, BLOWING MOIST AIR AT A DRY-BULB TEMPERATURE OF 145* TO 155*C. AND AND A WEB-BULB TEMPERATURE OF 85* TO 90*C. THROUGH THE GARMENTS WITHIN THE DRYER UNTIL SAID WET GARMENTS DRY IN AN ESSENTIALLY WRINKLE-FREE CONDITION, AND THEN REMOVING THE DRY GARMENTS FROM THE CONVEYOR.
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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |