Cosmetic composition containing a cationic polymer and divalent metal salt for strengthening the hair
Patent 3958581 Issued on May 25, 1976. Estimated Expiration Date: 
May 25, 1993. 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 25, 1993. 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 3186911 3208910 3472243 3530215 3715428 3849548 3850178 3876760 InventorsAssigneeApplicationNo. 515074 filed on 10/15/1974US Classes:132/203, For deformation, setting or holding (e.g., curling or waving)424/47, Topical live body grooming or adorning aid (e.g., hair spray, antiperspirant, etc.)424/70.13, Polysaccharide or derivative424/70.15, Polyvinylpyrrolidone or copolymer thereof424/70.16, Poly(meth)acrylic acid, salt, or copolymer thereof424/70.2, Permanent waving or straightening510/125With organic sulfoxy containing component (e.g., sulfate, sulfonate, etc.)ExaminersPrimary: Rosen, SamAssistant: Clarke, Vera C. Attorney, Agent or FirmForeign Application Priority Data1972-05-17 LUAbstractA cosmetic composition to strengthen the hair which comprises (a) a cosmetic vehicle containing a member selected from water, ethanol, isopropanol or mixtures thereof (b) 0.2 to 25 percent by weight of a cationic polymer and (c) 0.01 - 0.5 mole per gram of cationic polymer of a divalent metal salt selected from the carbonate, silicate, nitrate, acetate, gluconate, pantothenate and lactate of calcium, magnesium, manganese, iron, strontium, zinc and cadmium. | |
