US2728683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laundry starch composition
Assignee: Universal Oil Products Co
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Filing: 1952-09-09
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Granted: 1955-12-27
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Expires: 1972-09-09
Abstract
No abstract record available.
Inventors
- 👤 George L Hervert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:34
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/53
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A COMPOSITION FOR USE IN THE LAUNDERING OF FABRICS COMPRISING A FABRIC STARCHING COMPONENT IN FINELY DIVIDED SOLID FORM AND HAVING UNIFORMLY DISTRIBUTED THEREIN FROM ABOUT 0.01 TO ABOUT 10% BY WEIGHT OF A WATER-DISPERSIBLE ANTI-SOLID FIXATION AGENT COMPRISING A SUBSTITUTED MONO-NUCLEAR PHENOL CONTAINING FROM 1 TO 2 HYDROXYL GROUPS PER MOLECULE AND IN WHICH THE SUBSTITUTION CONSISTS OF AT LEAST 1 BUT NOT MORE THAN 3 ALKYL GROUPS OF NOT MORE THAN ABOUT 5 CARBON ATOMS PER GROUP.
Claim 2
Dependent Claim
79 words
A COMPOSITION FOR USE IN THE LAUNDERING OF FABRICS COMPRISING A FABRIC STARCHING COMPONENT IN FINELY DIVIDED SOLID FORM AND HAVING UNIFORMLY DISTRIBUTED THEREIN FROM ABOUT 0.01 TO ABOUT 10% BY WEIGHT OF A WATER-DISPERSIBLE ANTI-SOLID FIXATION AGENT COMPRISING A SUBSTITUTED MONO-NUCLEAR PHENOL CONTAINING FROM 1 TO 2 HYDROXYL GROUPS PER MOLECULE AND IN WHICH THE SUBSTITUTION CONSISTS OF AT LEAST 1 BUT NOT MORE THAN 3 ALKYL GROUPS OF NOT MORE THAN ABOUT 5 CARBON ATOMS PER GROUP.
References Cited (Backward Citations)
US2620281A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |