Ruler with tapered groove

- Acme United Corporation
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Description

FIG. 1 is a top plan view of the ruler with tapered groove showing our new design;

FIG. 2 is a front elevational view thereof, the rear elevational view thereof being identical;

FIG. 3 is an enlarged left side view thereof, the right side view thereof being identical;

FIG. 4 is an enlarged central cross-sectional view thereof showing the contours in more detail;

FIG. 5 is a top plan view of a second embodiment of the ruler with tapered groove showing our new design;

FIG. 6 is a front elevational view of the ruler with tapered groove of FIG. 5, the rear elevational view thereof being identical;

FIG. 7 is an enlarged left end view of the ruler with tapered groove of FIG. 5, the right end view thereof being identical; and,

FIG. 8 is an enlarged central cross-sectional view of the ruler with tapered groove of FIG. 5 showing the contours in more detail.

No claim is made to the specific measurement scales for the embodiment of FIGS. 5–8.

No claim is made to the bottom plan view for the embodiment of FIGS. 1–4 or the embodiment of FIGS. 5–8.

Claims

The ornamental design for a ruler with tapered groove, as shown and described.

Referenced Cited
U.S. Patent Documents
D261612 November 3, 1981 Henkels
D426784 June 20, 2000 Carlson
D493735 August 3, 2004 Shapiro
D554548 November 6, 2007 Verdura et al.
Patent History
Patent number: D576507
Type: Grant
Filed: Sep 6, 2007
Date of Patent: Sep 9, 2008
Assignee: Acme United Corporation (Fairfield, CT)
Inventors: Stuart David Farnworth (Westport, CT), Jonathan A. Lee (Milford, CT)
Primary Examiner: Antoine D Davis
Attorney: Alix, Yale & Ristas, LLP
Application Number: 29/291,584
Classifications
Current U.S. Class: Rule, Tape Or Scale (10) (D10/71)