Expanding file
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.
Claims
The ornamental design for an expanding file, substantially as shown and described.
Referenced Cited
U.S. Patent Documents
1444811 | February 1923 | Tarbox |
1871569 | August 1932 | Warshaw |
2151469 | March 1939 | Hochtheil |
2333798 | November 1943 | Kner |
4730727 | March 15, 1988 | Petroff |
D314981 | February 26, 1991 | Hassel |
5271502 | December 21, 1993 | Chang |
5630509 | May 20, 1997 | Su |
D435591 | December 26, 2000 | Wyant |
D471014 | March 4, 2003 | Shapiro |
D476032 | June 17, 2003 | Marchand |
Patent History
Patent number: D481074
Type: Grant
Filed: Oct 29, 2002
Date of Patent: Oct 21, 2003
Assignee: It's Academic of Illinois, Inc. (Northbrook, IL)
Inventors: Bruce Shapiro (Highland Park, IL), David Stone (Highland Park, IL), David Shapiro (Chicago, IL)
Primary Examiner: Martie K. Holtje
Attorney, Agent or Law Firm: Wood, Phillips, Katz, Clark & Mortimer
Application Number: 29/169,844
Type: Grant
Filed: Oct 29, 2002
Date of Patent: Oct 21, 2003
Assignee: It's Academic of Illinois, Inc. (Northbrook, IL)
Inventors: Bruce Shapiro (Highland Park, IL), David Stone (Highland Park, IL), David Shapiro (Chicago, IL)
Primary Examiner: Martie K. Holtje
Attorney, Agent or Law Firm: Wood, Phillips, Katz, Clark & Mortimer
Application Number: 29/169,844
Classifications