US3293178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Product and process for rendering pile fabrics soil resistant
Assignee: Arkansas Co Inc
•
Filing: 1964-02-20
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Granted: 1966-12-20
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Expires: 1984-02-20
Abstract
No abstract record available.
Inventors
- 👤 Macdonald Frederick John
- 👤 Alton A Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:49
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/322; D06M13/35; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23986; Y10T428/31504; Y10T428/31855
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A COMPOSITION USEFUL FOR RENDERING FIBERS SOIL RESISTANT, CONSISTING ESSENTIALLY OF A DI-(2-ALKYL IMIDAZOLINE)ETHYLENE UREA CONDENSATE SELECTED FROM THE GROUP CONSISTING OF DI-(2-ALKYL IMIDAZOLINE)-ETHYLENE UREA, DI-(2-ALKYL IMIDAZOLINE)-ETHYLENEAMINOETHYLENE UREA AND DI-(2-ALKYL IMIDAZOLINE)-(DIETHYLENEAMINO)-ETHYLENEUREA WHEREIN SAID ALKYL GROUP CONTAINS 15 TO 21 CARBON ATOMS AND A MULTIVALENT METAL SALT SELECTED FROM THE GROUP CONSISTING OF WATER SOLUBLE SALTS PF ZIRCONIUM, TIN, ZINC, MAGNESIUM, CALCIUM AND BRAIUM, SAID SALT BEING PRESENT IN AN AMOUNT EQUIVALENT TO ABOUT 30 TO 50% BY WEIGHT OF SAID CONDENSATE IN SAID COMPOSITION.
Claim 2
Dependent Claim
84 words
A COMPOSITION USEFUL FOR RENDERING FIBERS SOIL RESISTANT, CONSISTING ESSENTIALLY OF A DI-(2-ALKYL IMIDAZOLINE)ETHYLENE UREA CONDENSATE SELECTED FROM THE GROUP CONSISTING OF DI-(2-ALKYL IMIDAZOLINE)-ETHYLENE UREA, DI-(2-ALKYL IMIDAZOLINE)-ETHYLENEAMINOETHYLENE UREA AND DI-(2-ALKYL IMIDAZOLINE)-(DIETHYLENEAMINO)-ETHYLENEUREA WHEREIN SAID ALKYL GROUP CONTAINS 15 TO 21 CARBON ATOMS AND A MULTIVALENT METAL SALT SELECTED FROM THE GROUP CONSISTING OF WATER SOLUBLE SALTS PF ZIRCONIUM, TIN, ZINC, MAGNESIUM, CALCIUM AND BRAIUM, SAID SALT BEING PRESENT IN AN AMOUNT EQUIVALENT TO ABOUT 30 TO 50% BY WEIGHT OF SAID CONDENSATE IN SAID COMPOSITION.
References Cited (Backward Citations)
US2876140A
Cited
US2875210A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |