PUPI products in the following product families are protected by US patent #6,834,469.
Series 1000, 2000, 2200, 2500, 3000, 4000, 5000, T5, M5, L5, J5, K1, deadend and tangent crossarms (prefix “DA”, “D”, “T”, “TB”, DD, DG, DH, TX, TD, TH, TDS, TS, AB, AA, AX, EB, EZ, TZ, UA, BX, XBR, K, V, B, BM).
PUPI products with the following part numbers are protected by US patent #10,597,894.
D2000096X20152, D2000108X40012, D2000126X40022, D2500096X40022, D2500108X40032, D3000126X40032, DA4000120E45993, DA4000144E46003, TB20001208563, TB30001680452, TB40001448573, TX20001261192, TX22000961202, TX22001081212, and TX25001440342.
PUPI products in the following product families are protected by US patent #9,197,051.
XBR3020150SPX2, XBR4020186SPX2, and K0105TM42062.