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Class Information
Number: 229/157
Name: Envelopes, wrappers, and paperboard boxes > Paperboard box > With closure for an access opening > Foldable wall extension (e.g., closure flap) > Plural extensions mechanically interlocked with each other > One extension interlocks with at least two others > The one extension projects through an opening in each of the others
Description: Subject matter wherein the interconnection is formed by a portion or portions of the one extension extending through a slit or aperture in each of the other extensions.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7607568 |
Flexible board for forming package |
Oct. 27, 2009 |
| 7607566 |
Shipping and display container and container blank |
Oct. 27, 2009 |
| 7552563 |
Collapsible structure |
Jun. 30, 2009 |
| 7481354 |
Packaging container and method for folding up the same |
Jan. 27, 2009 |
| 7159761 |
Push lock |
Jan. 9, 2007 |
| 6938818 |
Minor-end loading carton |
Sep. 6, 2005 |
| 6364200 |
Bulk box with quick-lock bottom and set-up feature |
Apr. 2, 2002 |
| 6293460 |
Carton with locking mechanism |
Sep. 25, 2001 |
| 6220508 |
Quick-lock open-bottom bulk box with easy set-up feature |
Apr. 24, 2001 |
| 6105854 |
Carton with dispensing feature |
Aug. 22, 2000 |
| 6076730 |
Carton with locking mechanism |
Jun. 20, 2000 |
| 6062466 |
Folding box for products such as pastries and cakes |
May. 16, 2000 |
| 5893458 |
One-piece cushioning container for cylindrical objects |
Apr. 13, 1999 |
| 5791555 |
Display-ready container assembly and blank for making the same |
Aug. 11, 1998 |
| 5788077 |
One-piece cushioning container for cylindrical objects |
Aug. 4, 1998 |
| 5775575 |
Box having flap retainers |
Jul. 7, 1998 |
| 5755377 |
Carton having additional rectilinear corners |
May. 26, 1998 |
| 5524815 |
Plural-compartment display carton with locking bottom and center support |
Jun. 11, 1996 |
| 5364021 |
Mailing pack |
Nov. 15, 1994 |
| 5328088 |
Newspaper transport pack |
Jul. 12, 1994 |
| 5318220 |
Carton with a self-locking end closure |
Jun. 7, 1994 |
| 5305951 |
Erectable container apparatus |
Apr. 26, 1994 |
| 5305950 |
Lock for carton bottom |
Apr. 26, 1994 |
| 5271551 |
Container |
Dec. 21, 1993 |
| 5139196 |
Paperboard container |
Aug. 18, 1992 |
| 5104035 |
Carton with hinge lock construction |
Apr. 14, 1992 |
| 5046662 |
Self-locking container |
Sep. 10, 1991 |
| 5022582 |
Corrugated box flap locking feature for produce and the like |
Jun. 11, 1991 |
| 4978028 |
Disposable biohazardous waste material container |
Dec. 18, 1990 |
| 4953782 |
Fresh produce shipping container with self-locking top |
Sep. 4, 1990 |
| 4899927 |
Collapsible container |
Feb. 13, 1990 |
| 4884741 |
Shipping container and blank therefor |
Dec. 5, 1989 |
| 4821949 |
Locking carton bottom |
Apr. 18, 1989 |
| 4817796 |
Packing box |
Apr. 4, 1989 |
| 4760952 |
Bulk box and slip sheet construction |
Aug. 2, 1988 |
| 4749083 |
Bulb carton and blank therefor |
Jun. 7, 1988 |
| 4702408 |
Bulk bin |
Oct. 27, 1987 |
| 4662559 |
Folding thick paper box for (menstruous) filthy goods and support structure thereof |
May. 5, 1987 |
| 4650112 |
Locking carton bottom |
Mar. 17, 1987 |
| 4614298 |
Octagonal bulk bin |
Sep. 30, 1986 |
| 4511080 |
Interlocking end closure flaps on collapsible eight-sided receptacle |
Apr. 16, 1985 |
| 4403728 |
Collapsible gable top container |
Sep. 13, 1983 |
| 4392607 |
Carton with integral closures |
Jul. 12, 1983 |
| 4367840 |
Container |
Jan. 11, 1983 |
| 4307834 |
Take out carton and blank for forming same |
Dec. 29, 1981 |
| 4300679 |
Self locking folder |
Nov. 17, 1981 |
| 4279378 |
Top gap folding box having a top closure interlock |
Jul. 21, 1981 |
| 4279379 |
Carton with self-locking end closure and blank for forming same |
Jul. 21, 1981 |
| 4279377 |
Carton with self-locking top and bottom closure flaps and blank therefor |
Jul. 21, 1981 |
| 4238068 |
Variable depth self-locking container |
Dec. 9, 1980 |
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