Ceramic electric heater in the form of a cup seat

Description

FIG. 1 is a front view of the present design;

FIG. 2 is a back view of the design;

FIG. 3 is a left side view of the design;

FIG. 4 is a right side view of the design;

FIG. 5 is a top view of the design;

FIG. 6 is a bottom view of the design;

FIG. 7 is a stereographic view of the design; and,

FIG. 8 is an exploded stereographic view of the design.

Referenced Cited
U.S. Patent Documents
D277535 February 12, 1985 Langer et al.
1485159 February 1924 Bartholomew
Other references
  • The Gift and Art Buyer, May, 1940, p. 25, Glass A, lower left side of page. Gifts & Decorative Accessories, Feb. 1984, p. 17, Travel Mug. Tableware International, Dec. 1983/Jan. 1984, p. 32, Mug B, top right side of page.
Patent History
Patent number: D388509
Type: Grant
Filed: Sep 30, 1996
Date of Patent: Dec 30, 1997
Inventor: Ming Jen Hsiao (Miao Li)
Primary Examiner: Lisa Lichtenstein
Law Firm: Pro-Techtor International
Application Number: 0/60,549
Classifications
Current U.S. Class: Portable (D23/332); D7/326; D7/532; D7/536; Combined Heating And Cooling Or With Diverse Element (D23/328)
International Classification: 2303;