Easy To Use Patents Search & Patent Lawyer Directory

At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.

Search All Patents:

  This Patent May Be For Sale or Lease. Contact Us

  Is This Your Patent? Claim This Patent Now.

Register or Login To Download This Patent As A PDF

United States Patent D397,200
Wang ,   et al. August 18, 1998

Dual window fan


The ornamental design for a dual window fan, as shown.
Inventors: Wang; Jui-Shang (Taipei, TW), Marvin, Jr.; Robert L. (Farmington, CT)
Assignee: Honeywell Consumer Products, Inc. (Southborough, MA)
Appl. No.: D/024,734
Filed: June 20, 1994

Current U.S. Class: D23/380 ; D23/353; D23/370
Current International Class: 2304
Field of Search: D23/333,370,351-354,411,380,381,382,332,328,335 416/247,246,244R 454/210 392/365-369

References Cited

U.S. Patent Documents
D325629 April 1992 Coup et al.
D334056 March 1993 Cook
D342127 December 1993 Thompson et al.
D345011 March 1994 O'Grady
D346208 April 1994 Smith
D346441 April 1994 Wang
D349564 August 1994 Stopyra et al.
D350191 August 1994 Tsuji
2729389 January 1956 Koch
2733002 January 1956 Huck
2789494 April 1957 Goettl et al.
5110263 May 1992 Chiu
5190496 March 1993 Shih-Chin
5382136 January 1995 Wang
Foreign Patent Documents
20693 Jan., 1987 JP

Other References

Hong Kong Enterprise, Oct. 1993, p. 378. .
Hong Kong Enterprise, Jun. 1992, p. 124. .
Hong Kong Household, Sep. 1983, p. 57. .
Lakewood USA Inc. Cat., .COPYRGT.1992, p. 10, Window Fans Aand B, upper left and bottom left sides of page, respectively..

Primary Examiner: Lichtenstein; Lisa
Attorney, Agent or Firm: Morgan & Finnegan, LLP


FIG. 1 is a front view of the design for a dual window fan in accordance with the present invention;

FIG. 2 is a view of one side thereof;

FIG. 3 is a view of another side thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

* * * * *

File A Patent Application

  • Protect your idea -- Don't let someone else file first. Learn more.

  • 3 Easy Steps -- Complete Form, application Review, and File. See our process.

  • Attorney Review -- Have your application reviewed by a Patent Attorney. See what's included.