Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 455/4.2
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
Method and apparatus for filter-less class D audio amplifier EMI reduction
Apparatus for controllable delay cell and associated methods
Managing personal information on a network
Apparatus and method for image encoding/decoding using predictability of intra-prediction mode
Apparatus and method for discharging capacitor of input filter of power supply, and power supply including the apparatus
Optimizing federated and ETL'd databases with considerations of specialized data structures within an environment having multidimensional constraint
Automatic stop and restart device for an engine
  Randomly Featured Patents
Nonlinear optical ranging imager
ADF wind correction simulator
Thin film transistor array substrate, organic light emitting display device including the same, and manufacturing method of the thin film transistor array substrate
Adoptive immunotherapy with enhanced T lymphocyte survival
Method and apparatus for layer 2 ARQ for packets
Issue resolution in expert networks
Herbicidal and algicidal 1,5-disubstituted-1H-pyrazole-4-carboxamides
Gas separation apparatus
Method for rapid detection and evaluation of cultured cell growth
Digital modulator with variations of phase and amplitude modulation