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US 7,252,880 B2Granted
Tape and wrapping materials with edge-finding feature
OwnerJohn G. Posa, Ronald W. Citkowskiinventors
Life of this patent
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Abstract
A flexible material such as a transparent tape includes a material which enhances the visibility of a newly formed edge. The material can include a fluorescent dye disposed in the tape, or can be a material which reacts with oxygen, moisture or some other component of the ambient atmosphere to render the edge more visibly evident.
Claims12
A stock material, comprising:
- a substantially thin, flexible adhesive tape having a first coloration;
- and
- a substance within the adhesive tape which, when the tape is cut or torn to produce an edge, causes the edge to assume a second coloration different from the first coloration, thereby assisting a user in finding the produced edge.
A stock material, comprising:
- a substantially thin, flexible adhesive tape having a first color intensity;
- and
- a substance within the adhesive tape which, when the sheet is cut or torn to produce an edge, causes the edge to assume a second color intensity greater than the first color intensity, thereby assisting a user in finding the produced edge.
Dependencies are inferred from the claim text.