Patent
   D471567
Priority
Jul 26 1999
Filed
May 29 2002
Issued
Mar 11 2003
Expiry
Mar 11 2017
Assg.orig
Entity
unknown
1
3
n/a
The ornamental design for an apparatus for treating an item during travel of the item along a spiral trough, as shown and described.

FIG. 1 is a front elevational view of the apparatus for treating an item during travel of the item along a spiral trough showing the design of the invention;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a bottom plan view of a second embodiment of the bottom thereof, the front, top, right side, left side, and rear views for this second embodiment are the same as shown in FIGS. 1-5.

Perrine, Paul M.

Patent Priority Assignee Title
D624094, Oct 02 2009 Cyliner for an air compressor
Patent Priority Assignee Title
3938651, Mar 07 1973 Frigoscandia Contracting AB Self-supporting spiral conveyor
5078120, Jan 26 1990 John Bean Technologies Corporation Cooking oven for slow cooking of food products
5109758, Oct 09 1989 MECATHERM, SOCIETE ANONYME Bakery oven with continuous baking process
////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 24 2002PERRINE, PAUL M SPIRAL AIR TECHNOLOGIES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0171250432 pdf
Dec 24 2002PERRINE, PAUL M SPIRAL AIR TECHNOLOGIES, INC CORRECTIVE COVERSHEET TO REMOVE PATENT NO D471,457 FROM REEL 017125 FRAME 0432 0172620647 pdf
Oct 12 2005SPIRAL AIR TECHNOLOGIES, INC QUICK SPIRAL FREEZER, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0171250436 pdf
Oct 12 2005SPIRAL AIR TECHNOLOGIES, INC QUICK SPIRAL FREEZER, INC TO REMOVE PATENT NO D471457 PREVIOUSLY RECORDED ON REEL 017125, FRAME 0436 AND CORRECTLY RECORD PATENT NO D4715670172620668 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule