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Publication numberUSD536711 S1
Publication typeGrant
Application numberUS 29/219,128
Publication dateFeb 13, 2007
Filing dateDec 13, 2004
Priority dateDec 13, 2004
Also published asUSD549744
Publication number219128, 29219128, US D536711 S1, US D536711S1, US-S1-D536711, USD536711 S1, USD536711S1
InventorsGregory S. Sundheim, Robert M Morris
Original AssigneeGregory S. Sundheim
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Portable, refrigerant recovery unit
US D536711 S1
Abstract  available in
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  1. The ornamental design for a portable, refrigerant recovery unit, as shown.

FIG. 1 is a perspective view of a portable, refrigerant recovery unit showing our new design.

FIG. 2 is a right side elevational view thereof, the left side view being a mirror image thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a top plan view thereof.

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a rear view thereof.

Non-Patent Citations
1CPS 2003—Professional Air Conditioning & Refrigeration Products, 2003, p. 14, CPS Products, Inc., Hialeah, FL.
2Greg Sundheim, Helpful Hints for Refrigerant Recovery, Contracting Business, Feb. 1997, Penton Publishing Inc., Cleveland, OH.
3OZ Refrigerant Recovery System—Powermax, ThermaFlo, Springfield, MA, 2003.
4Promax Robinair, ATP 2004 HVAC/R Catalog, pp. 22-23, Advanced Test Products, Miramar, FL.
5Refrigerant Recovery, 1998, Promax/Amprobe, Englewood, CO.
6Stinger 2000—Universal Refrigerant Recovery System, pp. 4-5 and 16, 2000, United Kingdom.
7Welch Direct Drive Vacuum Pumps, 2003, Labconco Corporation, Kansas City, MO.
U.S. ClassificationD15/79