Cosmetic stick for a powder pencil
Patent 4669492 Issued on June 2, 1987. Estimated Expiration Date: 
March 7, 2005. 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.
March 7, 2005. 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 2941926 3800034 Dental cream composition Method of making a cosmetic substance Dentifrice composition Patent #: 4348382 InventorAssigneeApplicationNo. 06/709305 filed on 03/07/1985US Classes:132/218, Including cosmetic applicator (e.g., mascara applier)132/318, Stick applicator401/49SOLID MATERIAL FOR RUBBING CONTACT OR SUPPORT THEREFORExaminersPrimary: Apley, Richard J.Assistant: Beaucage, Gregory International ClassesA61K 8/24 (20060101)A61K 8/19 (20060101) A61Q 1/10 (20060101) A61Q 1/02 (20060101) Foreign Application Priority Data1984-05-09 DEAbstractA cosmetic stick for a powder pencil comprises a stable stick body formed from powder base material and pigment, optionally with binding agent, lubricant and/or adhesion-enhancing agent, together with a particulate material which is additionally contained in the stick body in finely divided form, the particles thereof being harder than the base materials. The particulate material includes at least one derivative of tricalcium phosphate, tetracalcium phosphate or calcium pyrophosphate. | |
