Protractor compass

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a protractor compass showing my new design;

FIG. 2 is a right side plan view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a top plan view thereof.

Claims

The ornamental design for a protractor compass, as shown and described.

Referenced Cited
U.S. Patent Documents
4438568 March 27, 1984 Kramer et al.
5146687 September 15, 1992 Kjellstrom
D401168 November 17, 1998 Wallberg
D422226 April 4, 2000 Villeneuve
D435465 December 26, 2000 Yusa
D435466 December 26, 2000 Yusa
6292137 September 18, 2001 Agnew et al.
Patent History
Patent number: D636281
Type: Grant
Filed: Jan 19, 2010
Date of Patent: Apr 19, 2011
Assignee: Granicus LLC (Southfield, MI)
Inventors: Robert J. Henderson (Auburn Hills, MI), Chris Knighton (Auburn Hills, MI)
Primary Examiner: Antoine D Davis
Attorney: Dobrusin & Thennisch PC
Application Number: 29/354,084
Classifications
Current U.S. Class: Compass (8) (D10/68)