US 12,422,059 B2
Spartan marker tape
Ryan C. Dunn, Charlottesville, VA (US); and Joshua M. Parman, Palmyra, VA (US)
Assigned to EAS IP, LLC., Charlottesville, VA (US)
Filed by EAS IP, LLC, Charlottesville, VA (US)
Filed on Sep. 26, 2019, as Appl. No. 16/584,913.
Prior Publication US 2021/0095788 A1, Apr. 1, 2021
Int. Cl. G01V 3/08 (2006.01); F16L 1/11 (2006.01); G01V 3/165 (2006.01); G01V 15/00 (2006.01); G06K 19/07 (2006.01)
CPC F16L 1/11 (2013.01) [G01V 3/08 (2013.01); G01V 3/165 (2013.01); G01V 15/00 (2013.01); G06K 19/0723 (2013.01); H02G 2200/20 (2013.01)] 15 Claims
OG exemplary drawing
 
1. Marker tape for marking the location of an underground utility comprising:
an upper protective layer comprising an elongated strip of thermoplastic material, with said strip further comprising an upper surface, a lower surface and opposing side edges;
a lower protective layer comprising an elongated strip of thermoplastic material, with said strip further comprising an upper surface, a lower surface and opposing side edges;
said lower surface of said upper protective layer being laminated to said upper surface of said lower protective layer with adhesive means;
said adhesive means comprising an adhesive layer which is applied to said upper surface of said lower protective layer only near the opposing side edges of said lower protective layer; and,
locating means being enclosed within the laminated upper and lower protective layers.