Expanding file
Shapiro , et al. October 21, 2
U.S. patent number D481,074 [Application Number D/169,844] was granted by the patent office on 2003-10-21 for expanding file. This patent grant is currently assigned to It's Academic of Illinois, Inc.. Invention is credited to Bruce Shapiro, David Shapiro, David Stone.
| United States Patent | D481,074 |
| Shapiro , et al. | October 21, 2003 |
Expanding file
Claims
The ornamental design for an expanding file, substantially as shown and described.
| Inventors: | Shapiro; Bruce (Highland Park, IL), Stone; David (Highland Park, IL), Shapiro; David (Chicago, IL) |
|---|---|
| Assignee: | It's Academic of Illinois, Inc.
(Northbrook, IL) |
| Appl. No.: | D/169,844 |
| Filed: | October 29, 2002 |
| Current U.S. Class: | D19/90; D3/303 |
| Current International Class: | 1902 |
| Field of Search: | ;D3/303,900 ;D19/26,27,32,33,75,86,90,91,99,100 ;206/311,425,737 ;402/4,73,79,8R ;281/15.1,19.1,21.1,29-31,32,34,35,45,48,51 ;229/67.1-67.4,117.09,928 |
References Cited [Referenced By]
U.S. Patent Documents
| 1444811 | February 1923 | Tarbox |
| 1871569 | August 1932 | Warshaw |
| 2151469 | March 1939 | Hochtheil |
| 2333798 | November 1943 | Kner |
| 4730727 | March 1988 | Petroff |
| D314981 | February 1991 | Hassel |
| 5271502 | December 1993 | Chang |
| 5630509 | May 1997 | Su |
| D435591 | December 2000 | Wyant |
| D471014 | March 2003 | Shapiro |
| D476032 | June 2003 | Marchand |
Attorney, Agent or Firm: Wood, Phillips, Katz, Clark & Mortimer
Description
FIG. 1 is a perspective view of an expanding file showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
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