US3567498A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for treating fabrics
Assignee: Arthur D Little Inc
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Filing: 1966-07-07
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Granted: 1971-03-02
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Expires: 1986-07-07
Abstract
Abstract A METHOD OF ENHANCING THE BODY OF A FABRIC, PARTICULARLY AFTER LAUNDERING, WITHOUT INCREASING ITS STIFFNESS, BY DEPOSITING ON THE FABRIC UP TO 3% OF ITS WEIGHT A COPOLYMER OF ETHYLENE AND VINYL ACETATE, OF BUTYLACRYLATE AND ACRYLAMIDE, OR O FPOLYBUTYL ACRYLATES CONTAINING ACRYLIC ACID RESIDUES. DEPOSITION IS FROM A WATER DISPERSION.
Inventors
- 👤 John W Rafferty
- 👤 Derek E Till
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:06
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/263; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31652; Y10T428/31663; Y10T442/00; Y10T442/20; Y10T442/2311; Y10T442/2328
Claims Analysis
Total Claims: 0
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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) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |