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United States Patent	D566,263
Parker ,   et al.	April 8, 2008

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CLAIM The ornamental design for a high efficiency air conditioner condenser twisted fan blades and hub, as shown and described.

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Inventors:	Parker; Danny S (Cocoa Beach, FL), Sherwin; John (Cocoa Beach, FL), Hibbs; Bart (Altadena, CA)
Assignee:	Research Foundation of the University of Central Florida (Orlando, FL)
Appl. No.:	D/282,990
Filed:	August 3, 2007

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Related U.S. Patent Documents

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	Application Number	Filing Date	Patent Number	Issue Date
	29268980	Nov., 2006	D555782
	29231433	Mar., 2007	D539413
	29178526	Oct., 2005	D510998

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Current U.S. Class:	D23/411
Current International Class:	2304
Field of Search:	D23/411,377,379,385,413 416/5

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References Cited

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U.S. Patent Documents

2638757	May 1953	Borgerd
3995442	December 1976	Cavezza
4470271	September 1984	Draper
4526506	July 1985	Koger
4971143	November 1990	Hogan
4971520	November 1990	Van Houten
5320493	June 1994	Shih
5624234	April 1997	Neely
5809800	September 1998	Deal
6129528	October 2000	Bradbury
6185954	February 2001	Smiley
D510998	October 2005	Parker et al.
D539413	March 2007	Parker et al.
D555782	November 2007	Parker et al.

Other References

Kernstock, "Slashing Through The Noise Barrier" Defense Daily Network--Rotor & Wing's Cover Story, Aug. 1999, p. 1-11. cited by other.

Primary Examiner: Lichtenstein; Lisa
Attorney, Agent or Firm: Steinberger; Brian S. Law Offices of Brian S. Steinberger, P.A.

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Description

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FIG. 1 is a perspective view of a high efficiency air conditioner condenser twisted fan blades with hub.

FIG. 2 is a front side elevation view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 1.

FIG. 3 is a left side end view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 1.

FIG. 4 is a right side end view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 1.

FIG. 5 is a bottom elevation view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 1; and,

FIG. 6 is a top elevation view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 1.

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