Vacuum flask
Huang June 8, 1
U.S. patent number D410,821 [Application Number D/089,471] was granted by the patent office on 1999-06-08 for vacuum flask. Invention is credited to Frank T. H. Huang.
| United States Patent | D410,821 |
| Huang | June 8, 1999 |
Vacuum flask
Claims
The ornamental design for vacuum flask, as shown and described.
| Inventors: | Huang; Frank T. H. (Taipei, TW) |
|---|---|
| Appl. No.: | D/089,471 |
| Filed: | June 16, 1998 |
| Current U.S. Class: | D7/608; D9/502 |
| Current International Class: | 0706 |
| Field of Search: | ;D7/608,310,312-17,319,321 ;D9/502,503,557 ;62/457.1,457.2,457.7,457.8,371 ;215/12.1,13.1 ;220/410,412 |
References Cited [Referenced By]
U.S. Patent Documents
| D130433 | November 1941 | Lewis |
| D201839 | August 1965 | Erkers |
Attorney, Agent or Firm: Bacon & Thomas, PLLC
Description
FIG. 1 is a perspective view of a vacuum flask showing my new design thereof;
FIG. 2 is a front elevational view and the rear side elevational view being a mirror image thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
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