Portable humidifier

- Duracraft Corporation
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Description

FIG. 1 is a front perspective view of a portable humidifier showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a left side elevational view thereof; and

FIG. 6 is a right side elevational view thereof.

Referenced Cited
U.S. Patent Documents
2198890 April 1940 Stilwell
Foreign Patent Documents
129541 July 1985 JPX
Other references
  • The Sharper Image Catalogue, Feb. 1986, p. 57, Ultrasonic Humidifier, top right side of page. Hammacher Schlemmer Co., Spring Supplement, p. 31, Best Ultrasonic Humidifier, bottom right side of page. Housewares, Aug. 7-13, 1987, p. 18, Ultrasonic Humidifier A, lower right side of page, also p. 21, Ultrasonic Humidifiers B & C, lower right side of page. Housewares, Jul. 7-13, 1987, p. 3, Ultrasonic Humidifiers D & E, lower left side of page, also p. 11, of this issue, Holmes Air Humidifier and Sunbeam Dura Vap Vaporizer, bottom left and middle right sides of page, respectively.
Patent History
Patent number: D320440
Type: Grant
Filed: Apr 17, 1990
Date of Patent: Oct 1, 1991
Assignee: Duracraft Corporation (Sudbury, MA)
Inventor: Bernard Chiu (Ashland, MA)
Primary Examiner: James M. Gandy
Assistant Examiner: Lisa Lichtenstein
Attorneys: John E. Toupal, Harold G. Jarcho
Application Number: 7/509,914
Classifications
Current U.S. Class: Humidifier (D23/356)