US PATENT SUBCLASS 430 / 58.45
.~.~.~.~.~.~ Additional nitrogen attached indirectly to the hydrazone group by nonionic bonding

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


430 /   HD   RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF

31  DF  ELECTRIC OR MAGNETIC IMAGERY, E.G., XEROGRAPHY, ELECTROGRAPHY, MAGNETOGRAPHY, ETC., PROCESS, COMPOSITION, OR PRODUCT {18}
56  DF  .~ Radiation-sensitive composition or product {10}
57.1  DF  .~.~ Having plural conductive layers {2}
58.05  DF  .~.~.~ Charge transport layer {8}
58.35  DF  .~.~.~.~ Organic nitrogen in charge transport layer {3}
58.4  DF  .~.~.~.~.~ Hydrazone containing {1}
58.45.~.~.~.~.~.~ Additional nitrogen attached indirectly to the hydrazone group by nonionic bonding

DEFINITION

Classification: 430/58.45

Additional nitrogen attached indirectly to the hydrazone group by nonionic bonding:

(under subclass 58.4) Subject matter wherein the hydrazone compound includes an additional nitrogen that is bonded indirectly (e.g., additional nitrogen may be in a hetero ring, an additional hydrazone group, etc.) to the hydrazone group by nonionic bonding.