3364022

Information

• Patent Grant
• 3364022

• References
• Source

• Patent Number

  3,364,022

• Date Filed

  Not available

• Date Issued

  Tuesday, January 16, 1968
  56 years ago

• CPC

  • C07D257/04 - Five-membered rings
  • C07C45/70 - by reaction with functional groups containing oxygen only in singly bound form
  • C07C47/575 - containing ether groups, groups, groups, or groups
  • C07D231/26 - 1-Phenyl-3-methyl-5- pyrazolones, unsubstituted or substituted on the phenyl ring
  • C07D231/28 - Two oxygen or sulfur atoms
  • C07D231/32 - Oxygen atoms
  • C07D231/52 - Oxygen atom in position 3 and nitrogen atom in position 5, or vice-versa
  • C07D263/58 - with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
  • C07F3/12 - Aromatic substances containing mercury
  • C09B31/078 - containing acid groups
  • C09B35/04 - the tetrazo component being a benzene derivative
  • C09B39/00 - Other azo dyes prepared by diazotising and coupling
  • C09B43/08 - by reduction
  • C09B43/124 - with monocarboxylic acids, carbamic esters of halides, mono- isocyanates, or haloformic acid esters
  • G03C5/50 - Reversal development Contact processes
  • G03C7/3003 - Materials characterised by the use of combinations of photographic compounds known as such, or by a particular location in the photographic element
  • G03C8/08 - the substances transferred by diffusion consisting of organic compounds
  • G03C7/30541 - characterised by the released group
  • Y10S430/158 - Development inhibitor releaser, DIR

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof