Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 455/58.4
Name: Telecommunications >

Sub-classes under this class:

Class Number Class Name Patents
455/1 Interference signal transmission (e.g., jamming) 335
455/130 Receiver or analog modulated signal frequency converter 492
455/2.01 Audience survey or program distribution use accounting 161
455/26.1 Use or access blocking (e.g., locking switch) 124
455/3.01 Wireless distribution system 910
455/39 Transmitter and receiver at separate stations 431
455/400 Having single-channel telephone carrier 27
455/403 Radiotelephone system 1,195
455/7 Carrier wave repeater or relay system (i.e., retransmission of same information) 679
455/73 Transmitter and receiver at same station (e.g., transceiver) 1,215
455/899 Miscellaneous 59
455/91 Transmitter 628

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Nitrogen and hindered phenol containing dual functional macromolecular antioxidants: synthesis, performances and applications
Insulin derivative
Universal handle extension for unloading butterfly valve for tank trailer or other vehicle
Method for preventing wheat from mycotoxin contamination
Color stable manganese-doped phosphors
Electrode material and use thereof for production of electrochemical cells
  Randomly Featured Patents
Method and apparatus for trimming resistors
Multi-beam, orthogonally-polarized emitting monolithic quantum well lasers
Automated access facilities for use with key telephone systems
Inflatable dental impression tray and mixing tip
Transmitter and transmission control method, and receiver and reception control method
Dual parison blow molding and method
Preparation method of alkyldichlorosilanes
Device and method for providing high speed data transfer through a drop line of a power line carrier communication system