Margaret D Schafer

6839971, Jan 11, 2005

Jul 17, 2003

10/623126

Margaret Schafer - Burlington WA, US

B43L 700

33 1B, 33566

A transparent measuring device with enhanced visibility lines formed on a transparent substrate having opposing planar front and back surfaces and with at least one opaque line formed on one of the front and back surfaces and at least one transparent line formed on one of the front and back surfaces to be colinear with the at least one opaque line to present a composite line where the transparent line permits viewing of material on which the device is placed while highlighting the at least one opaque line for enhanced visibility. The transparent line may be formed of excitable pigment that reacts to light, such as a black light, or that retains luminance after exposure to light.

7509745, Mar 31, 2009

Jul 30, 2004

10/567187

Margaret D. Schafer - Burlington WA, US
Ansel Kelman - Vernon, CA
David A. Ray - La Conner WA, US

Rulersmith, Inc. - Burlington WA

B43L 13/20
G01B 3/14

33 1B, 33562

A tool ()for measuring, marking, or cutting material, the tool formed of a rigid sheet of transparent material () having a plurality of lines formed thereon, and a transparent, non-removable, slip-resistant coating () applied to a working surface of the rigid sheet to resist slipping of the tool when applied to the material.

61994952, Mar 13, 2001

May 18, 1999

9/314032

Margaret D. Schafer - Burlington WA

D05B 3510
D05C 1700

11247523

A method and apparatus for sewing and cutting layered cloth wherein a sewing guide formed of at least semi-rigid, compliant material is used to guide the stitching of parallel lines to create channels within which the sewing guide is placed to act as a cutting mat when cutting the layers of fabric above the sewing guide, such as with a rotary cutting tool.