Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 219/200
Name: Electric heating > Heating devices
Description: Subject matter which includes significant structural details of miscellaneous devices of general utility whereby electrical energy is converted to thermal energy and in which thermal energy is utilized to raise the temperature of some material or object from a first value to a second higher value and not otherwise classifiable above in this class or other art class. In order to be classifiable in this class the claimed subject matter should include only means for utilizing the thermal energy generated in general terms.

Sub-classes under this class:

Class Number Class Name Patents
219/385 Combined with container, enclosure, or support for material to be heated 522
219/201 Combined with diverse-type art device 386
219/243 Combined with pressure application means 284
219/383 Electric arc-type devices 76
219/472 Plural functions simultaneously or convertible 22
219/476 Plural separate heating devices 43
219/260 Resistive element: igniter type 93
219/221 Tool or instrument 101
219/507 With current connection and/or disconnection means (e.g., switch) 121
219/520 With heater-unit housing, casing, or support means (e.g., frame and single sheet) 113
219/538 With heating unit structure 141
219/475 With plural heat utilization means (single heater) 10
219/482 With power supply and voltage or current regulation or current control means 148
219/481 With protective means for heater 196

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8710406 Safety device and method for electric heating appliances Apr. 29, 2014
8674265 Stretch-broken carbon fiber yarns for a heating device Mar. 18, 2014
8640608 Toaster with pivoting lateral door Feb. 4, 2014
8629375 Self-actuated defogger system Jan. 14, 2014
8614406 System of short-wave-infrared heater support assembly Dec. 24, 2013
8597753 Self-adhesive radiant heating underlayment Dec. 3, 2013
8574738 Battery pack assembly with integrated heater Nov. 5, 2013
8536489 Hob and method for producing a hob Sep. 17, 2013
8445817 De-icing or defogging system for optical instrument and image acquisition device provided with said system May. 21, 2013
8444926 Processing chamber with heated chamber liner May. 21, 2013
8440938 Multi pole battery with improved interplate leakproofing May. 14, 2013
8405002 Pulse electrothermal mold release icemaker with safety baffles for refrigerator Mar. 26, 2013
8373095 Power line de-icing apparatus Feb. 12, 2013
8292230 Device for detecting and eliminating the presence of a layer of ice or liquid Oct. 23, 2012
8288689 Radiant heating and cooling panel Oct. 16, 2012
8263905 Heat generation sheet and method of fabricating the same Sep. 11, 2012
8245948 Co-generation and control method of the same Aug. 21, 2012
8242412 Heated keyboard Aug. 14, 2012
8193629 Bonding structure for a terminal of a susceptor of a semiconductor device manufacturing apparatus Jun. 5, 2012
8158911 Heating apparatus, substrate processing apparatus employing the same, method of manufacturing semiconductor devices, and extending member Apr. 17, 2012
8158231 Self-adhesive radiant heating underlayment Apr. 17, 2012
8124009 Method of aeration disinfecting and drying grain in bulk and pretreating seeds and a transverse blow silo grain dryer therefor Feb. 28, 2012
8088341 Analyte collection devices and methods Jan. 3, 2012
8084715 Method and means for heating and controlling the temperatures in a sauna Dec. 27, 2011
8071913 Heating device Dec. 6, 2011
7880121 Modular radiant heating apparatus Feb. 1, 2011
7858908 Methods for inductive heating of workpiece using coiled assemblies Dec. 28, 2010
7816628 Heated garment Oct. 19, 2010
7800848 Temperable lens, especially for microscopes Sep. 21, 2010
7748894 Thermal analysis equipment Jul. 6, 2010
7736543 Exothermic polyphenylene sulfide compounds Jun. 15, 2010
7727494 Child care storage having steam sterilizing apparatus Jun. 1, 2010
7728260 Warm window system Jun. 1, 2010
7717104 Handheld device for fast electrical ignition of a charcoal grill May. 18, 2010
7714254 Air-conditioner comprising an operating device May. 11, 2010
7714255 Bus bar attachments for flexible heating elements May. 11, 2010
7674038 Arrangement for temperature monitoring and regulation Mar. 9, 2010
7663076 Conductive materials Feb. 16, 2010
7638735 Pulse electrothermal and heat-storage ice detachment apparatus and methods Dec. 29, 2009
7626147 Heating body Dec. 1, 2009
7601929 System for detecting an alignment of vehicle mounted sensors Oct. 13, 2009
7557329 Layered heating plate element Jul. 7, 2009
7520408 Dripless hot glue gun Apr. 21, 2009
7491915 Heating device for the manufacture of golf clubs Feb. 17, 2009
7485833 Rare earth element contained substrate for heat generating device Feb. 3, 2009
7423240 Pulse width modulated defroster Sep. 9, 2008
7381926 Removable heater Jun. 3, 2008
7358666 System and method for sealing high intensity discharge lamps Apr. 15, 2008
7279218 Coated body having excellent thermal radiation property used for members of electronic device Oct. 9, 2007
7274002 Heating element induction of time-varying thermal gradient in elongated beam to cause one or more elongated beam oscillations Sep. 25, 2007

1 2 3

  Recently Added Patents
Scalable packet processing systems and methods
Systems and methods for generating a hybrid text string from two or more text strings generated by multiple automated speech recognition systems
Imaging lens with three lens elements, and electronic apparatus having the same
Circuit arrangement for a piezo transformer, and method therefor
Method of preparing enteric hard capsule and enteric hard capsule prepared thereby
Fuel cell stack including ejector and blower for anode recirculation and method for controlling the same
System and method for evaluating equipment rack cooling performance
  Randomly Featured Patents
Competitive snoopy caching for large-scale multiprocessors
Air-water outlet fitting
Method of attenuating unwanted seismic reflections in underwater seismic exploration
Loosening prevention device for plug
Phenoxy propanol containing developer compositions for lithographic plates having neutral pH
Input circuit of MOS-type integrated circuit elements
Variable delay circuit and delay-locked loop including the same
Caller controlled network-based timed ring suppression
Ku-band diplexer
File system layout and method of access for streaming media applications