Insert molded instrument marker pen with anchored stylus
Patent 4203682 Issued on May 20, 1980. Estimated Expiration Date: 
July 10, 1998. 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.
July 10, 1998. 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 2902977 3061888 3090357 3120215 3216171 3764066 3804540 4091068 Method of manufacturing an oilwell swab cup Patent #: 4106182 InventorAssigneeApplicationNo. 05/922840 filed on 07/10/1978US Classes:401/198, Wick feed from within reservoir to tool264/279, Applying fluent material to preform29/460, Subsequently coating346/140.1, With ink supply to marker401/292MISCELLANEOUSExaminersPrimary: Pieprz, WilliamAttorney, Agent or FirmInternational ClassesB43K 8/00 (20060101)B43K 8/02 (20060101) AbstractInsert molded instrument marker pen with a stylus tube firmly secured therein by the provision thereon of an anchoring projection embedded in the insert molded body of the marker. Preferably, the anchoring projection includes a "U-shaped" portion conforming to a section of the outer surface of the tube and outwardly extending flanges at the top of the U-shaped portion, the projection being metal and being welded to a metal stylus tube. | |
