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Class Information
Number: 219/730
Name: Electric heating > Microwave heating > Cookware (e.g., vessel, utensil, etc.) > With heat exchange (e.g., susceptor, etc.)
Description: Subject matter wherein the cookware has highly absorbing microwave energy properties that convert microwave energy into thermal energy and transfer the thermal energy to an edible material (food).










Sub-classes under this class:

Class Number Class Name Patents
219/731 By fluent material (e.g., steaming, boiling, or frying, etc.) 91


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8710410 Tray for microwave cooking and folding of a food product Apr. 29, 2014
8686322 Microwave heating construct with elevatable bottom Apr. 1, 2014
8686323 Freezable/microwavable packaging films and venting packages Apr. 1, 2014
8686324 Hermetic packages with laser scored vent systems Apr. 1, 2014
8680447 Microwave popcorn bag construction with seal arrangement for containing oil/fat, microwave popcorn product, and methods Mar. 25, 2014
8680448 Microwavable construct with contoured heating surface Mar. 25, 2014
8658952 Vented susceptor structure Feb. 25, 2014
8648284 Composite materials and devices comprising single crystal silicon carbide heated by electromagnetic radiation Feb. 11, 2014
8642145 Barrier film with reclaimed metalized polyester Feb. 4, 2014
8642935 Microwave interactive flexible packaging Feb. 4, 2014
8629380 Susceptor with corrugated base Jan. 14, 2014
8618453 Microwave susceptor assembly having overheating protection Dec. 31, 2013
8610039 Vent assembly for microwave cooking package Dec. 17, 2013
8604399 Microwavable bags for use with liquid oil and related methods Dec. 10, 2013
8604401 Deep dish microwave heating construct Dec. 10, 2013
8604400 Multilayer susceptor structure Dec. 10, 2013
8598500 Arc-resistant microwave susceptor assembly Dec. 3, 2013
8563906 Insulating microwave interactive packaging Oct. 22, 2013
8558149 Utensil for containing foodstuffs, applicable to cooking in a microwave oven Oct. 15, 2013
8552348 Collapsible field director structure Oct. 8, 2013
8530808 Microwave-assisted heating and processing techniques Sep. 10, 2013
8525087 Multi-purpose food preparation kit Sep. 3, 2013
8492689 Microwaveable package having a steam source Jul. 23, 2013
8492690 Microwave susceptor system Jul. 23, 2013
8492688 Meal kit and cooking tray Jul. 23, 2013
8471184 Elevated microwave heating tray Jun. 25, 2013
8461499 Microwavable bag or sheet material Jun. 11, 2013
8440947 Microwave heating package with removable portion May. 14, 2013
8435584 Assembly for presenting and preparing a puffed composition May. 7, 2013
8431878 High temperature furnace using microwave energy Apr. 30, 2013
8425958 Packaging comprising a heat shrinking film Apr. 23, 2013
8395100 Microwave heating construct with elevatable bottom Mar. 12, 2013
8395101 Construct with locating feature Mar. 12, 2013
8389915 Microwaveable pouch capable of controlled respiration for extended shelf life of produce contained therein Mar. 5, 2013
8367988 Field director assembly having overheating protection Feb. 5, 2013
8362407 Apparatus for particle synthesis Jan. 29, 2013
8338766 Microwaveable package for food products Dec. 25, 2012
8334488 Cooker Dec. 18, 2012
8314373 Microwave susceptor system Nov. 20, 2012
8309896 Package with enlarged base Nov. 13, 2012
8269154 Ovenware for microwave oven Sep. 18, 2012
8269155 Food service heat retention device Sep. 18, 2012
8263918 Microwave packaging Sep. 11, 2012
8253083 Microwave interactive display package Aug. 28, 2012
8247750 Construct for cooking raw dough product in a microwave oven Aug. 21, 2012
8222580 Cooking apparatus using microwaves Jul. 17, 2012
8217325 Elevated microwave heating construct Jul. 10, 2012
8217324 Susceptor assembly for use in a microwave oven Jul. 10, 2012
8198571 Multi-compartment microwave heating package Jun. 12, 2012
8183506 Microwave heating construct May. 22, 2012

1 2 3 4 5 6 7 8 9 10










 
 
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