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Class Information
Number: 174/262
Name: Electricity: conductors and insulators > Conduits, cables or conductors > Preformed panel circuit arrangement (e.g., printed circuit) > With particular conductive connection (e.g., crossover) > Feedthrough
Description: Subject matter including a passage used to make electrical and mechanical connection between conductive patterns on plural planes of a printed circuit board.










Sub-classes under this class:

Class Number Class Name Patents
174/266 Hollow (e.g., plated cylindrical hole) 529
174/264 Voidless (e.g., solid) 545
174/263 With solder 468


Patents under this class:

Patent Number Title Of Patent Date Issued
8294041 Circuit board and manufacturing method thereof Oct. 23, 2012
8294035 Printed circuit board to prevent electrostatic discharge and manufacturing method thereof Oct. 23, 2012
8294034 Circuit board and process for fabricating the same Oct. 23, 2012
8294031 Solder resist coating for rigid-flex circuit boards and method of producing the solder resist coating Oct. 23, 2012
8288665 Multi-layer printed circuit board and method of manufacturing multi-layer printed circuit board Oct. 16, 2012
8288664 Multi-layer printed circuit board and method of manufacturing multilayer printed circuit board Oct. 16, 2012
8288663 Electrical interconnect structure and process thereof and circuit board structure Oct. 16, 2012
8288662 Circuit structure Oct. 16, 2012
8288659 Wiring board and manufacturing method thereof Oct. 16, 2012
8288657 Noise coupling reduction and impedance discontinuity control in high-speed ceramic modules Oct. 16, 2012
8284562 Electro device embedded printed circuit board and manufacturing method thereof Oct. 9, 2012
8284561 Embedded component package structure Oct. 9, 2012
8283574 Printed circuit board with compound via Oct. 9, 2012
8283573 Multi-layer printed circuit board and method of manufacturing multilayer printed circuit board Oct. 9, 2012
8281468 Method of manufacturing piezoelectric vibrators Oct. 9, 2012
8279618 Circuit substrate and circuit substrate manufacturing method Oct. 2, 2012
8278565 Three-dimensional wiring board Oct. 2, 2012
8278564 Circuit board viaholes and method of manufacturing the same Oct. 2, 2012
8278563 Via to plating bus Oct. 2, 2012
8274797 Electronic component Sep. 25, 2012
8274181 Structure for transmission in power supply Sep. 25, 2012
8273995 Concentric vias in electronic substrate Sep. 25, 2012
8273994 BGA footprint pattern for increasing number of routing channels per PCB layer Sep. 25, 2012
8270180 Printed circuit board Sep. 18, 2012
8264848 Electrical assembly having impedance controlled signal traces Sep. 11, 2012
8263879 Axiocentric scrubbing land grid array contacts and methods for fabrication Sep. 11, 2012
8263878 Printed wiring board Sep. 11, 2012
8263876 Conductive substrate structure with conductive channels formed by using a two-sided cut approach and a method for manufacturing the same Sep. 11, 2012
8258411 Printed circuit board with improved via design Sep. 4, 2012
8258410 Construction of reliable stacked via in electronic substrates--vertical stiffness control method Sep. 4, 2012
8254136 Printed circuit board, display apparatus having a printed circuit board and method of manufacturing the printed circuit board Aug. 28, 2012
8253034 Printed circuit board and semiconductor package with the same Aug. 28, 2012
8253033 Circuit board with connection layer with fillet Aug. 28, 2012
8253031 Printed circuit board Aug. 28, 2012
8253030 Multilayer printed wiring board Aug. 28, 2012
8253027 Circuit board and structure using the same Aug. 28, 2012
8252683 3D interconnection structure and method of manufacturing the same Aug. 28, 2012
8250751 Method of manufacturing a printed circuit board Aug. 28, 2012
8248816 Methods of designing multilayer circuitry, multilayer circuit design apparatuses, and computer-usable media Aug. 21, 2012
8248803 Semiconductor package and method of manufacturing the same Aug. 21, 2012
8247705 Circuit substrate and manufacturing method thereof Aug. 21, 2012
8247704 Motherboard interconnection device Aug. 21, 2012
8247702 Integrated circuit mounted board, printed wiring board, and method of manufacturing integrated circuit mounted board Aug. 21, 2012
8247700 Wired circuit board Aug. 21, 2012
8243464 Printed circuit board structure Aug. 14, 2012
8242385 Electronic circuit unit Aug. 14, 2012
8242384 Through hole-vias in multi-layer printed circuit boards Aug. 14, 2012
8242383 Packaging substrate with embedded semiconductor component and method for fabricating the same Aug. 14, 2012
8242382 Method and apparatus for manufacture of via disk Aug. 14, 2012
8242381 Chip-level through hole structure of electronic package Aug. 14, 2012











 
 
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