Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Class Information
Number: 229/920
Name: Envelopes, wrappers, and paperboard boxes > Stress relief
Description: Subject matter wherein the box includes means for preventing strains from occurring or means for distributing strains to prevent tearing of the box material.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8439253 Carton May. 14, 2013
8070052 Carton with handle Dec. 6, 2011
8066176 Foldable container having a four-sided plane base Nov. 29, 2011
7681781 Octagonal bulk bin with self-locking gusset-fold bottom flaps Mar. 23, 2010
7654440 Octagonal bulk bin with self-locking webbed bottom flaps Feb. 2, 2010
7487904 Reusable pop-up container and associated container blank Feb. 10, 2009
7128257 Octagonal bulk bin with means to resist initiation of failure of the vertical score in the bin Oct. 31, 2006
6598784 Beverage carton with strap type carrying handle Jul. 29, 2003
6588651 Octagonal bulk bin Jul. 8, 2003
6581769 Corrugated shipping container with self-hinged door Jun. 24, 2003
6536656 Carton and a handle therefor Mar. 25, 2003
6311842 Packaging methods and products Nov. 6, 2001
6237839 Paperboard beverage carrier May. 29, 2001
6126066 Tear-stop score encircling single opening carrier handles Oct. 3, 2000
6027016 Beveled edge carton and blank therefor Feb. 22, 2000
6024279 Bulk container formed from blank having T-shaped slots separating closure flaps Feb. 15, 2000
5992733 Handle arrangement for a paperboard carton Nov. 30, 1999
5971266 Paperboard package, blank and method and apparatus for producing the same Oct. 26, 1999
5938107 Packaging container and a blank for producing the same Aug. 17, 1999
5906313 Carton and a handle therefor May. 25, 1999
5873515 Carton with tear control handle Feb. 23, 1999
5772108 Reinforced paperboard container Jun. 30, 1998
5738272 Gable top carton and carton blank having reduced surface area per unit volume Apr. 14, 1998
5549202 Packaging container blank Aug. 27, 1996
5503326 Ice cream carton Apr. 2, 1996
5480091 Stress-relieving arrangement for carton handles Jan. 2, 1996
5447225 Preassembled tray/shroud container Sep. 5, 1995
5427307 Carton and blank therefor having an improved top panel Jun. 27, 1995
5388758 Antibuckling clamshell package Feb. 14, 1995
5379944 Heavy duty article carrier Jan. 10, 1995
5332147 Buckle-proof clamshell carton Jul. 26, 1994
5320277 Article carrier reinforcing structure Jun. 14, 1994
5297725 Carrier for stacked articles Mar. 29, 1994
5282544 Container for bulk materials and fluids Feb. 1, 1994
5221040 Buckle-proof clamshell carton Jun. 22, 1993
5094547 Integrated container for meat products Mar. 10, 1992
4974772 Container Dec. 4, 1990
4938413 Collapsible boxes Jul. 3, 1990
4909432 Paper container for liquid Mar. 20, 1990
4850527 Carton with self positioning interlocking corners Jul. 25, 1989
RE32956 Carton and blank therefor Jun. 20, 1989
4819861 Paper container for liquid Apr. 11, 1989
4795086 Gable-topped container Jan. 3, 1989
4792085 Buckle-proof clamshell container Dec. 20, 1988
4763833 Tote carrier with integrally formed handle straps Aug. 16, 1988
4747534 Extensible handle for a carton and blank therefor May. 31, 1988
4733916 Bending line along overlapping layers in folding box Mar. 29, 1988
4714164 Stacking tab for tapered container Dec. 22, 1987
4712728 Carton with improved handle Dec. 15, 1987
4702408 Bulk bin Oct. 27, 1987

1 2










 
 
  Recently Added Patents
Fast and compact circuit for bus inversion
Synthetic bone grafts
Normalized contextual performance metric for the assessment of fatigue-related incidents
Power saving methods for wireless systems
Imidazolidine-2,4-dione derivatives, and use thereof as a cancer drug
Novelty headband
Method of monitoring and configuring
  Randomly Featured Patents
Aqueous particulate dispersion for reducing the water influx rate into a wellbore
Lyophilized hydrocolloio foam
Data transmission using common sliding window
Expression-based web logger for usage and navigational behavior tracking
Attachable, portable cooling system
Lock device for a steering wheel in an automobile
Fluororubber coating composition
Selected 2-trichloromethyl-4-pyrimidinyl carbonates and their use as fungicides
Test pattern, inspection method, and device manufacturing method
Method for indexing a plurality of policy filters