Portable expanding file case

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Description

FIG. 1 is a front perspective view of the portable expanding file case showing my new design;

FIG. 2 is a rear perspective view of the portable expanding file case;

FIG. 3 is a side elevational view of the portable expanding file case; and

FIG. 4 is an end view of the portable expanding file case.

The design of the portable expanding file case is characterized by a handle and closing catch and concertina side walls capable of expansion and contraction. A metal reinforcing strip is provided on the closing flap of the case.

Referenced Cited
U.S. Patent Documents
D201741 July 1965 Grusin
1689416 October 1928 Wood
2103281 December 1937 Stanley
3874435 April 1975 Allen
Patent History
Patent number: D260578
Type: Grant
Filed: Dec 18, 1978
Date of Patent: Sep 8, 1981
Inventor: Philip A. Cox (West Heidelberg 3081, Victoria)
Primary Examiner: Donald B. Moyer
Law Firm: Learman & McCulloch
Application Number: 5/970,375
Classifications
Current U.S. Class: D 3/52; D 3/74; D 3/76; D 3/79
International Classification: D0301;