US PATENT SUBCLASS 505 / 776
.~ Containing transition metal oxide with rare earth or alkaline earth

Current as of: June, 1999
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505 /   HD   SUPERCONDUCTOR TECHNOLOGY: APPARATUS, MATERIAL, PROCESS

775  DF  HIGH Tc (ABOVE 30 K) SUPERCONDUCTING MATERIAL {3}
776.~ Containing transition metal oxide with rare earth or alkaline earth {4}
777  DF  .~.~> Lanthanum (La)-(e.g., La2Cu04) {1}
779  DF  .~.~> Other rare earth (i.e., Sc,Y,Ce,Pr,Nd,Pm,Sm,Eu,Gd,Tb,Dy,Ho,Er,Tm,Yb,Lu) and alkaline earth (i.e., Ca,Sr,Ba,Ra) {1}
782  DF  .~.~> Bismuth(Bi)-(e.g., BiCaSrCu0)
783  DF  .~.~> Thallium(Tl)-(e.g., Tl2CaBaCu308)

DEFINITION

Classification: 505/776

Containing transition metal oxide with rare earth or alkaline earth:

(under subclass 775) Material which contains as part of the compound or composition a transition metal and either a Rare Earth (i.e., Sc, Y, La, Ce, Pr, Nd, PM, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu) or an Alkaline Earth (i.e., Ca, Sr, Ba, Ra).