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Class Information
Number: 229/403
Name: Envelopes, wrappers, and paperboard boxes > Paper or paperboard cup > Insulated
Description: Cup wherein the cup includes structure intended to reduce heat transfer through the cup wall.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
6908651 Stock material for container body of insulating paper container, insulating paper container and process for making them Jun. 21, 2005
6852381 Insulated beverage or food container Feb. 8, 2005
6811843 Insulated beverage or food container Nov. 2, 2004
6749913 Stock material for container body of insulating paper container, insulating paper container and process for making them Jun. 15, 2004
6749082 Cup holder and napkin Jun. 15, 2004
6729534 Blank for a disposable thermally insulated container May. 4, 2004
6703090 Heat insulating paper cups Mar. 9, 2004
6663927 Heat insulating paper cups Dec. 16, 2003
6655543 Highly adaptable thermal insulator for adapting to an unprecedented range of sizes and shapes of beverage containers Dec. 2, 2003
6601728 Thermal cup holder Aug. 5, 2003
6598786 Melioration of insulating paper container Jul. 29, 2003
6586075 Insulated stock material and containers and methods of making the same Jul. 1, 2003
6565934 Heat insulating paper cups May. 20, 2003
6536657 Disposable thermally insulated cup and method for manufacturing the same Mar. 25, 2003
6422456 Three-layered insulated cup and method of manufacture Jul. 23, 2002
6416829 Heat insulating paper cups Jul. 9, 2002
6382449 Two stage cup May. 7, 2002
6378766 Insulated cup and method of manufacture Apr. 30, 2002
6364149 Fluid container with a thermally responsive insulating side wall Apr. 2, 2002
6364151 Cup holder Apr. 2, 2002
6343735 Insulating sleeve Feb. 5, 2002
6315192 Blank for a cup holder Nov. 13, 2001
6308883 Heat insulating paper cups Oct. 30, 2001
6290091 Hot or cold beverage container holder Sep. 18, 2001
6286754 Paperboard cup holder Sep. 11, 2001
6286709 Insulating sleeve Sep. 11, 2001
6277454 Syntactic foam insulated container Aug. 21, 2001
6273333 Combination coaster and cup holder Aug. 14, 2001
6265040 Self-bonding syntactic foam insulated container sleeve Jul. 24, 2001
6260756 Heat-insulating container Jul. 17, 2001
6257485 Insulated cup and method of manufacture Jul. 10, 2001
6253995 Insulated containers and sidewalls having laterally extending flutes, and methods Jul. 3, 2001
6250545 Insulative sleeve for disposable hot drink cup Jun. 26, 2001
6224954 Insulating stock material and containers and methods of making the same May. 1, 2001
6196454 Insulated cup and method of manufacture Mar. 6, 2001
6193098 Insulating container Feb. 27, 2001
6186394 Containers formed of a composite paperboard web and methods of forming the same Feb. 13, 2001
6152363 Sleeve construction for improved paperboard cup insulation Nov. 28, 2000
6142331 Container with indicia covering brim, blank for making such a container, and methods for making the container and blank Nov. 7, 2000
6139665 Method for fabricating heat insulating paper cups Oct. 31, 2000
6126584 Method for forming a container with corrugated wall Oct. 3, 2000
6116503 Disposable all-purpose container assembly Sep. 12, 2000
6109518 Heating-insulating cup and method of making same Aug. 29, 2000
6102568 Collapsible, recyclable receptacle Aug. 15, 2000
6085970 Insulated cup and method of manufacture Jul. 11, 2000
6070755 Lid with folding side tabs for hot beverage cup Jun. 6, 2000
6068182 Insulated container May. 30, 2000
6047852 Hot beverage lid with thermal flex-guards Apr. 11, 2000
5964400 Multi-layered insulated cup formed from folded sheet Oct. 12, 1999
5952068 Syntactic foam insulated container Sep. 14, 1999

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