Compositions for improving hair body and method of use
Patent 4243659 Issued on January 6, 1981. Estimated Expiration Date: 
May 24, 1999. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
May 24, 1999. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2437965 2817342 2836185 2847351 2983569 InventorsApplicationNo. 06/041945 filed on 05/24/1979US Classes:424/70.5, Sulfur compound containing424/70.2, Permanent waving or straightening424/70.21, Amphoteric or zwitterionic surfactant containing510/124With diverse amine oxide, quaternary, or zwitterion nitrogen componentExaminersPrimary: Ore, Dale R.Attorney, Agent or FirmInternational ClassesA61K 8/72 (20060101)A61K 8/73 (20060101) AbstractA liquid composition for increasing hair body by permanently swelling hair shafts with reduced loss of tensile strength comprises an aqueous solution of a hair cleansing synthetic detergent containing a bisulfite salt and dimethyl urea. The composition also preferably contains a cationic hair conditioner and hydroxyalkyl solvent. An amphoteric detergent base is preferred. The composition may be applied and rinsed out with water after a few minutes to increase hair body, and the applications may be repeated to further swell the hair without undue damage to the hair. | |
