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 side elevation view thereof on a reduced scale, the opposite side being a mirror image of that shown;

FIG. 3 is a rear elevation view thereof on a reduced scale; and

FIG. 4 is a bottom plan view thereof on a reduced scale.

Referenced Cited
U.S. Patent Documents
D214905 August 1969 Munson et al.
3309501 March 1967 Jansson
3592451 July 1971 McDuffee
3861894 January 1975 Marsh
3979485 September 7, 1976 Hoag
4810854 March 7, 1989 Jursich et al.
4906417 March 6, 1990 Gentry
Foreign Patent Documents
129541 July 1985 JPX
Other references
  • Hammacher Schlemmer Co., Spring Supplement, 1986, p. 31, Best Ultrasonic Humidifier, bottom right side of page. The Sharper Image Cat. (Feb. 1986), p. 57, Bionaire Ultrasonic Humidifier, top right side of page. Housewares, Jun. 7-13, 1987, p. 11, Holmes Air Humidifier, bottom left side of page and Sunbeam Dura-Vap Vaporizer, middle right side of page; and Jul. 7-13, 1987, p. 3, Holmes Air Humidifiers D and E, lower left side of page; and Aug. 7-13, 1987, p. 18, Ultra Sonic Humidifier A, lower left side of page, and p. 21, Ultrasonic Humidifiers B and C, lower right side of page.
Patent History
Patent number: D321048
Type: Grant
Filed: Apr 17, 1990
Date of Patent: Oct 22, 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: 7/510,790
Classifications
Current U.S. Class: Humidifier (D23/356)