Twisted cable
Patent 5198621 Issued on March 30, 1993. Estimated Expiration Date: 
January 2, 2012. 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.
January 2, 2012. 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 3468119 3813481 Submarine cable for optical communications Signal cable assembly with fibrous insulation Patent #: 4777324 InventorAssigneeApplicationNo. 816745 filed on 01/02/1992US Classes:174/128.1, Plural strand174/128.2, Bundle conductors174/131AInsulating coreExaminersPrimary: Nimmo, Morris H.Attorney, Agent or FirmForeign Patent References
International ClassH01B 005/10AbstractA twisted cable comprising a core including at least one hard steel wire, carbon fibers and resin and conducting metal wires twisted around the core, the hard steel wire having a ratio of cross section of 10 through 40% based on a total of cross sections of the hard steel wire and the carbon fibers. | |
