US3822145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabric softening
Assignee: Colgate Palmolive Co
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Filing: 1971-11-15
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Granted: 1974-07-02
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Expires: 1991-11-15
Abstract
Abstract POLY-LOWER ALKYLENES, SUCH AS POLYETHYLENE, ARE APPLIED TO TUMBLING FABRICS TO BE SOFTENED. PREFERABLY, SUCH APPLICATION IS IN THE FORM OF A STABLE FOAM, DISPENSED FROM A PRESSURIZED CONTAINER, POLYETHYLENE IS EMULSIFIED IN SUCH FOAM, THE FABRICS TREATED ARE OF DAMP, RECENTLY WASHED LAUNDRY AND THE CONDITIONIN IS EFFECTED IN AN AUTOMATIC LAUNDRY DRYER WHILE THE LAUNDRY IS BEING DRIED.
Inventors
- 👤 M Liebowitz
- 👤 Hugh N Mc
- 👤 H Cross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:22
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/04; C08J9/12; C08J9/14; D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/227; D06M23/00; D06M23/06; C08J2323/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1977-07-01 | 1977-12-31 | 1978-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-01 | 1981-12-31 | 1982-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-01 | 1985-12-31 | 1986-07-02 | $7700.00 | Window Closed / Lapsed |