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...Chester Carlson was a patent agent who tired of having to make multiple copies of patent applications using the only duplication method available at the time: carbon paper. In 1959 he came up with a new copying system and took it to IBM for evaluation. The "experts" at IBM determined potential sales to be only 5,000 units because people wouldn't want to use a bulky machine when they had carbon paper. Carlson's invention was the xerography process, the company founded on the system is Xerox.

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Assignee: Tenneco Packaging Inc.


Location: LakeForest, IL
No. of patents: 24

NumberTitleIssue Date
6263574Methods for using a support backer board system for siding
A method for using a support backer board system and siding. The support backer board system comprises at least a first layer. The first layer is made from a material selected from the group consisting of alkenyl aromatic polymers, polyolefins, polyethyle...
07/24/2001
6136875High productivity, low fugitive emission foams and foam processes
A blowing agent for foaming polystyrene consisting essentially of at least one low permeability compound (preferably a volatile organic compound (VOC)), at least one low volatility compound (preferably a non-VOC) and, optionally, at least one high volatil...
10/24/2000
6089753Easy to open handle bag and method of making the same
A method of forming a plurality of easy to open handle bags is provided. The method includes providing a flattened tube of thermoplastic material oriented in a generally longitudinal direction. The flattened tube has a first longitudinal side edge, a seco...
07/18/2000
6071011Fill-through-the-top package
A fill-through-the-top reclosable package includes first and second opposing body panels joined to each other along a pair of sides and a bottom bridging the pair of sides. The package is provided with a reclosable fastener extending along a package top d...
06/06/2000
6059707Easy to open handle bag and method of making the same
A method of forming a plurality of easy to open handle bags including the steps of providing a flattened tube of thermoplastic material oriented in a generally longitudinal direction. The flattened tube has a first longitudinal side edge and a second long...
05/09/2000
6059458Elastic top drawtape bag and method of manufacturing the same
A drawtape bag comprises a pair of pliable thermoplastic body panels joined to each other along a pair of opposing sides and a bottom bridging the opposing sides. The bag may be opened along the mouth end formed opposite the bottom. At least one of the bo...
05/09/2000
6054153Modified atmosphere package with accelerated reduction of oxygen level in meat compartment
A modified atmosphere package includes first and second compartments separated by a partition member that is substantially permeable to oxygen. The first compartment contains an oxygen scavenger activated with an oxygen scavenger accelerator. The second c...
04/25/2000
6047523Vertical packaging of webbing rolls
A system for the vertical packaging of webbing rolls comprises a bottom tray, a top cap, a plurality of webbing rolls, and stretch wrap film. The bottom tray includes a bottom wall and a plurality of side walls extending upwardly from the bottom wall. Lik...
04/11/2000
6027327Apparatus for manufacturing lockable thermoplastic containers
An apparatus and method for forming thermoplastic containers having a male locking member. The apparatus includes a cavity defining a shape of the container, a stripper movable in a longitudinal direction relative to said cavity, and a retractable lock ad...
02/22/2000
6021903Plastic container with sauce cup holder
A plastic container includes a lid and a base optionally connected to each other along a hinge. The lid includes a top wall having an integral sauce cup holder for engaging and suspending a sauce cup from the top wall above a bottom wall of the base. The ...
02/08/2000
6012587Pallet load corner protector with locking tabs
A corner protector for protecting a load of products stacked on a pallet. The corner protector includes an upper end and a lower end. The corner protector further comprises first and second panels hingedly connected to each other along a central fold line...
01/11/2000
6010244Vented reclosable bag
A reclosable bag comprises a pair of opposing wall panels, a reclosable seal, and an optional tamper-evident partition. The pair of opposing wall panels are joined along a pair of opposing sides and a bottom bridging the opposing sides to create a recepta...
01/04/2000
6007470Method and apparatus for manufacturing articles employing folded honeycomb panels
A method is disclosed of folding a honeycomb panel, the panel preferably comprising a honeycomb core having opposing face sheets. A slit is preferably cut through one face sheet and the underlying honeycomb core and a wedge is driven into the honeycomb pa...
12/28/1999
5984130Catering container assembly
A catering container assembly for storing, transporting, and presenting food is presented having a tray and a domed cover. The tray has a base and side walls extending upwardly from said base. The domed cover has a top and cover walls extending downwardly...
11/16/1999
5979687High-strength container with interior button latch
A plastic container comprises a lid and a base. The lid includes a top wall and a lid side wall extending downward from the top wall. The base includes a bottom wall and a base side wall extending upward from the bottom wall. In accordance with one aspect...
11/09/1999
5964532Reclosable fastener strip with tamper evident feature
A reclosable package comprises opposing wall panels and a reclosable seal. The opposing wall panels are joined on three sides such as to create a receptacle space having a mouth at one end. The reclosable seal extends along the one end and including a fir...
10/12/1999
5958549Prestressed honeycomb method and apparatus therefor
A resilient prestressed honeycomb structure comprises a honeycomb core having a plurality of abutting partition walls forming opposed hollow-cell faces defining planar surfaces and a face sheet secured to one of the planar surfaces. The partition walls or...
09/28/1999
5950835Honeycomb protector with impact resistant corner
A honeycomb protector for protecting the corners and edges of articles during shipping comprising a honeycomb panel foldable between a flat position and a folded position. The panel includes a honeycomb core sandwiched between top and bottom face sheets. ...
09/14/1999
5938337Bottom filled, bottom-gusseted bag and method of making the same
A bottom-fillable, bottom-gusseted bag including a bag-forming structure having first and second opposing body panels joined along a pair of opposing transverse seals and an offset bottom-gusset extending between the transverse seals. The bag-forming stru...
08/17/1999
5935367Apparatus and method for forming handles in plastic bags
An apparatus and method for forming specially-configured handles in a plurality of interconnected plastic bags traveling in a longitudinal direction. The plastic bags are interconnected along transverse lines of weakness spaced at bag-length distances apa...
08/10/1999
5913766Apparatus and method for crushing a honey comb panel
An apparatus and method are disclosed for crushing panels including a conveyor for moving the panel with respect to a compression assembly including a plurality of crushing elements which may be positioned at different heights with respect to the conveyor...
06/22/1999
5911359Flip-top carton with integral partial collar
A one-piece, flip-top reclosable container embodying the present invention includes an outer carton having opposing top and bottom walls, front and back walls, and first and second side walls. The first and second side walls and the front wall include a p...
06/15/1999
5896627High-strength slider for a reclosable bag
A slider is disclosed for straddling relation with a profiled plastic zipper of a reclosable bag. The zipper has first and second interlocking profiles, and the straddling slider closes and opens the interlocking profiles by movement along the zipper. The...
04/27/1999
5893513Two-piece paperboard container with pour spout
A two-piece paperboard container composed of an outer carton and liner includes a paperboard pour spout formed from portions of the outer carton and liner. The pour spout includes a spout body and a pair of spout wings hingedly connected to opposing edges...
04/13/1999
 
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