U.S. patents available from 1976 to present.
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Patent No. 5500234

Crispy Chip Sandwich and Process of Producing a Sandwich Product

A food product comprising a multilayer cookie or snack having outer layers formed from a crispy type edible food product such as a potato chip or corn chip, etc. with an intermediate marshmallow layer being in contact with the inner surface of each crispy chip and one or more filler substances.

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Calvert, John J.


Primary examiner statistics: 2555 patents; average approval time: 2554 days
Assistant examiner statistics: 578 patents; average approval time: 539 days

Patents as Assistant Examiner


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NumberTitleIssue Date
6433217Process for the preparation of glycidylesters of branched carboxylic acids
A process for the manufacture of glycidylesters of branched monocarboxylic acids, comprising (a) the reaction of the ଱-branched monocarboxylic acid with a halo substituted monoepoxide such as an epihalohydrin (e.g. epichlorohydrin), in a 2-20 molar ...
08/13/2002
6359176Cationic surfactants, process for producing the same and utilization thereof
The present invention provides cationic surfactants derived from the amino derivatives of hexose alcohol, a reduced alcohol of hexose or reduced sugar of glucose, which is produced by converting 1-amino-hexose alcohol into a quaternary salt and by esterif...
03/19/2002
6329532Method for separating maleic anhydride from maleic anhydride-containing mixtures by stripping
The invention relates to a process for the separation of maleic anhydride from the maleic anhydride-containing reactor offgases from the preparation of maleic anhydride by the oxidation of hydrocarbons, in which this gas stream is brought into contact wit...
12/11/2001
6320073Process for separation of the dipotassium salt of naphthalene dicarboxylic acid using activated carbon beds
In a process for producing aromatic dicarboxylic acids which incorporates the disproportionation of a salt of an aromatic mono- or dicarboxylic acid to produce the unreacted salt of an aromatic mono- or dicarboxylic acid and the salt of the desired aromat...
11/20/2001
6288272Continuous process for preparing optically pure (s)-3,4-dihydroxybutyric acid derivatives
The present invention relates to a continuous process for preparing optically pure (S)-3,4-dihydroxybutyric acid derivatives expressed by the following Formula 1 and more particularly, to the continuous process which enables preparing optically pure (S)-3...
09/11/2001
6278014Synthetic procedure for the manufacture of aspirin
The present invention provides a method for the synthesis of acetyl salicylic acid comprising mixing acetic anhydride and salicylic acid in approximately or exactly stoichiometric proportions and calcium oxide or zinc oxide, obtaining a yield of a mixture...
08/21/2001
6248923Process for the production of fluorocarboxylic acid anhydrides
Disclosed is process for the production of symmetrical fluoro-substituted anhydrides from mixed or unsymmetrical anhydrides, i.e., wherein the two carboxylic acid acyl groups of the anhydrides are different, by subjecting an unsymmetrical anhydrides to re...
06/19/2001
6232491Purification process for removal of impurities in acetic acid-ethylene reactions
This invention is a process for the removal of acetaldehyde impurities from ethyl acetate formed by reacting acetic acid with ethylene over a catalyst by refining a crude mixture of ethyl acetate, diethyl ether, acetaldehye and water in a column (C) so as...
05/15/2001
6225492Purification method of cyanate
Provided is a method for purifying a cyanate at high yield from a cyanate crude product solution comprising a cyanate represented by the general formula (1), unsubstituted phenol and non-alcoholic solvent by contacting with a poor solvent containing an al...
05/01/2001
6225498Method of removing organic iodides from organic media
A method of removing organic iodides from non-aqueous organic media includes contacting the organic media with a silver or mercury-exchanged cationic ion exchange substrate at a temperature greater than about 50° C. The method is particularly effective f...
05/01/2001
6222066Process for decreasing the chlorine content of organic isocyanates
A process for the purification of organic isocyanates or isocyanate mixtures in which the amount of chlorine compound(s) present is reduced by mixing the isocyanate(s) or isocyanate mixtures with a gel-type or macroporous, anion-exchanging organic materia...
04/24/2001
6222067Alkylated diaminobenzene sulfonic acids
A compound of the following formula (I): ##STR1## wherein R1 is hydrogen or C1-7 acyl, R2 is C1-3 alkylene, n is 0 or 1. Novel dyestuff intermediates of formula (I) compound of the present invention can be used ...
04/24/2001
62185718-(anilino)-1-naphthalenesulfonate analogs
8-(anilino)-1-naphthalenesulfonate (ANS) analogs and methods for their use in analyte detection assays are provided. The subject ANS analogs are characterized by having at least one non-hydrogen substituent on their phenyl moiety and producing a reaction ...
04/17/2001
6218574Process for purifying long-chain dicarboxylic acid
The present invention relates to an aqueous phase process for purifying long-chain dicarboxylic acids from a liquid containing a long-chain dicarboxylic acid/or a salt thereof. The invention overcomes the disadvantages of low purity and high chroma of the...
04/17/2001
6211406Process for the manufacture of ଱, ଱-branched carboxylic acids
A process for manufacture of ଱,଱-branched carboxylic acids from linear olefins by means of reaction with carbon monoxide and an acid catalyst, characterized in that a linear olefin containing from 2 to 5 carbon atoms, or a precursor thereof, i...
04/03/2001
5448800Trash extractor for separating impurities from a traveling fleece
The separation of impurities through an opening in the casing of a rotating roller or drum is increased by guide grooves or guide gaps in the casing. The guide grooves or guide gaps extend in the direction of movement of the conveyed fibers and open out i...
09/12/1995
5448801Process and device for fiber sliver severing on a draw frame
A process and device are utilized for severing a fiber sliver on a draw frame. A fiber sliver is conveyed through a calender roller pair of the draw frame to a sliver guiding channel of a rotary plate. The sliver is deposited through the rotary plate into...
09/12/1995
5442935Apparatus for producing multi-axial non-woven fabric
The invention provides apparatus for producing multi-axial non-woven fabric comprising an endless series of yarn guides (3) having upper and lower reaches which extend widthwise of the apparatus and which are driven in opposite directions, rotatable creel...
08/22/1995
5442836Apparatus for making a nonwoven web by sucking fibers from a carding drum onto a moving fiber collecting surface
An apparatus for making a nonwoven web comprises a carding drum and a continuously movable, air-permeable collecting surface member, which is arranged to collect the fibers which have been discharged from the carding drum and are entrained by an entrainin...
08/22/1995
5443422Shaft for flexible technical and surgical endoscopes
The flexible shaft suitable for technical and surgical endoscopes consists at least partly of circular braiding of webs interwoven with one another. A particularly stable and torsion-resistant shaft also having low wall thickness is produced in that weavi...
08/22/1995
5440793Process for production of fur enhanced fabric
A fur strip 6 is wound on each of warp yarns 2 and weft yarns 3 of a net 4 to have a hair side 6a of the fur strip 6 disposed outside the net 4 so as to form a hairy textile fabric element 7, the net 4 being woven by interlacing the warp yarns 2 with the ...
08/15/1995
5410788Yarn conditioning process & apparatus
An automated yarn conditioning apparatus and process is provided. This apparatus and process allows for unconditioned yarn packages to be brought from a source to a yarn conditioning station where they are conditioned and then ejected onto a takeaway conv...
05/02/1995
5400475Nonwoven laying device having downward angled conveyor at delivery carriage
In a nonwoven laying device having at least two reciprocating carriages to be accelerated at the reversal points of their moving path, namely an upper carriage and a laying carriage, and having at least two circulating conveyor belts to be guided by guide...
03/28/1995
5390512Warp knitting machine with piezoelectrically controlled jacquard patterning
There is provided a warp knitting machine with a jacquard control mechanism. Piezoelectric transducers are provided to each individual guide of a guide bar. These transducers can displace the guides by the application of a control potential. In particular...
02/21/1995
5390513Warp knitting machine having a guide bar with individually movable thread guides mounted thereon
Warp knitting machine with a guide bar executing an oscillation movement and a base shift movement. Single thread guides are mounted thereon and are individually movable in a to- and fro- motion in the shift direction and are combineable into one or more ...
02/21/1995
5390556Control system for the rectilinear vertical reciprocating movement in a needling machine
Rectilinear vertical reciprocating movement is transmitted to the needle-holder beam of a needling machine by a crank mechanism preferably comprised of two horizontal auxiliary connecting rods hinged to a support of the beam. The two auxiliary connecting ...
02/21/1995
5390511Method of manufacturing a jacquard pile fabric and sinkers used therein
A method of and circular knitting machine for knitting jacquard pile fabric in which a ground yarn feeder section, two pile yarn feeder sections and a stitch forming section are provided and a ground loop forming sinker and a pile loop forming sinker are ...
02/21/1995
5388310Autolevelling method and apparatus
An autoleveller derives the signal for its draft correction from an averaged value of the sliver weight or thickness signals in each of a plurality of unit lengths of the sliver path. A preferred embodiment uses upstream and downstream sliver weight or th...
02/14/1995
5388430Method of producing a fashioned, one-piece flat knitted article for a garment provided with sleeves
A method of producing a fashioned, one-piece flat knitted article for a garment includes knitting several knitted article parts having a front part, a rear part and two sleeves separately and sequentially so that in each knitted article part always severa...
02/14/1995
5388431Dust-removing and oil-feeding injection nozzle apparatus in the knitting unit of a knitting machine
An injection nozzle for removing dust, lint and waste fibers from and lubricating a knitting unit located on a rotating cylinder of a circular knitting machine. The injection nozzle is located between the sinker cap and the sinker cam in general axial ali...
02/14/1995
5386711Double knit machine for knitting constructive fabrics
A double knit machine which includes a series of sinker assemblies disposed corresponding to the cylinder needles of the machine for holding down the knitted fabric during the raising stitch of the cylinder needles, each sinker assembly comprised of a fix...
02/07/1995
5386646Ash silo fluidization cloth
A fluidization cloth for an ash silo is resistant to high temperatures and mechanical stress, and is formed of a double-sided knit made from aramid or spun glass-fibers, wherein aramid or spun glass-fibers are also used as in-lay threads and the cloth is ...
02/07/1995
5385036Warp knitted textile spacer fabric, method of producing same, and products produced therefrom
A warp knitted textile spacer fabric, a process for producing same, and articles utilizing same are disclosed. The spacer fabric is of an at least six-bar Raschel construction produced on a double needle bar Raschel knitting machine by knitting front and ...
01/31/1995
5381676Fabric take-up mechanism for circular knitting machines
A fabric take-up apparatus for a circular knitting machine includes a set of delivery rolls for flattening and delivering the flattened fabric to take-up means which winds the flattened fabric into a roll, sensing means for sensing the tension in the fabr...
01/17/1995
5381593Apparatus for sizing warps made of textile threads
Apparatus for sizing warps made of textile threads for the weaving process by application of a sizing liquor by means of rollers and subsequent removal of the excess liquor by roller conveyance through dehumidification--and drying zones, where following u...
01/17/1995
5379501Method of produce loop pile yarn
A method to provide a looped pile yarn having a high number of loops projecting therefrom. The yarn is produced by drawing and texturing a core and effect yarn with the effect yarn being supplied to the air texturing jet with a high overfeed in the range ...
01/10/1995
5379612Method of producing voluminous knitted articles
A method of knitting a multi-dimensional fabric for use in upholstery is accomplished by simultaneously knitting rib and jersey wales. The resultant fabric creates a layered or convex pocket appearance similar to that of pleated fabric formed by sewing. T...
01/10/1995
5379615Tubular knit fabric having vent portion
Knitting structure with a processed end portion of a vent portion provided at a knit fabric which is knit in a tubular configuration using a flat knitting machine. A knitting yarn is turned back at an intermediate portion of each course after a predetermi...
01/10/1995
5379932Tensioning apparatus for a web threading endless rope
A compact rope stretcher maintains the tension in an endless rope used for threading a web in a papermaking machine and includes an elongated H-beam having a flange engaged by guide wheels supporting a pair of separate carriages. The carriages support cor...
01/10/1995
5379500Method and apparatus for producing untwisted yarn from at least two fibril bundles
The invention relates to the production of untwisted yarns from at least two fibril bundles. It gives intermediate method steps, which are so introduced between the main steps of the conventional production method for such yarns (spinning, stretching and ...
01/10/1995
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